xref: /openbmc/u-boot/cmd/aspeed/nettest/mactest.c (revision fabbeb33)
1 /*
2  *  This program is distributed in the hope that it will be useful,
3  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
4  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
5  *  GNU General Public License for more details.
6  *
7  *  You should have received a copy of the GNU General Public License
8  *  along with this program; if not, write to the Free Software
9  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
10  */
11 
12 #define MACTEST_C
13 
14 #include "swfunc.h"
15 #include "comminf.h"
16 #include <command.h>
17 #include <common.h>
18 #include <malloc.h>
19 #include <net.h>
20 #include <post.h>
21 #include "mem_io.h"
22 
23 #include "phy_api.h"
24 #include "mac_api.h"
25 
26 #define ARGV_MAC_IDX		1
27 #define ARGV_MDIO_IDX		2
28 #define ARGV_SPEED		3
29 #define ARGV_CTRL		4
30 #define ARGV_LOOP		5
31 #define ARGV_TEST_MODE		6
32 #define ARGV_PHY_ADDR		7
33 #define ARGV_TIMING_MARGIN	8
34 
35 
36 uint8_t __attribute__ ((aligned (1024*1024))) tdes_buf[TDES_SIZE];
37 uint8_t __attribute__ ((aligned (1024*1024))) rdes_buf[RDES_SIZE];
38 uint8_t __attribute__ ((aligned (1024*1024))) dma_buf[DMA_BUF_SIZE];
39 
40 struct mac_ctrl_desc {
41 	uint32_t base_reset_assert;
42 	uint32_t bit_reset_assert;
43 	uint32_t base_reset_deassert;
44 	uint32_t bit_reset_deassert;
45 
46 	uint32_t base_clk_stop;
47 	uint32_t bit_clk_stop;
48 	uint32_t base_clk_start;
49 	uint32_t bit_clk_start;
50 };
51 
52 static const uint32_t timeout_th_tbl[3] = {
53     TIME_OUT_Des_1G, TIME_OUT_Des_100M, TIME_OUT_Des_10M};
54 #if defined(CONFIG_ASPEED_AST2600)
55 const uint32_t mac_base_lookup_tbl[4] = {MAC1_BASE, MAC2_BASE, MAC3_BASE,
56 					 MAC4_BASE};
57 const uint32_t mdio_base_lookup_tbl[4] = {MDIO0_BASE, MDIO1_BASE, MDIO2_BASE,
58 					 MDIO3_BASE};
59 const struct mac_ctrl_desc mac_ctrl_lookup_tbl[4] = {
60 	{
61 		.base_reset_assert = 0x40, .bit_reset_assert = BIT(11),
62 		.base_reset_deassert = 0x44,.bit_reset_deassert = BIT(11),
63 		.base_clk_stop = 0x80, .bit_clk_stop = BIT(20),
64 		.base_clk_start = 0x84, .bit_clk_start = BIT(20),
65 	},
66 	{
67 		.base_reset_assert = 0x40, .bit_reset_assert = BIT(12),
68 		.base_reset_deassert = 0x44,.bit_reset_deassert = BIT(12),
69 		.base_clk_stop = 0x80, .bit_clk_stop = BIT(21),
70 		.base_clk_start = 0x84,.bit_clk_start = BIT(21),
71 	},
72 	{
73 		.base_reset_assert = 0x50, .bit_reset_assert = BIT(20),
74 		.base_reset_deassert = 0x54,.bit_reset_deassert = BIT(20),
75 		.base_clk_stop = 0x90, .bit_clk_stop = BIT(20),
76 		.base_clk_start = 0x94, .bit_clk_start = BIT(20),
77 	},
78 	{
79 		.base_reset_assert = 0x50, .bit_reset_assert = BIT(21),
80 		.base_reset_deassert = 0x54,.bit_reset_deassert = BIT(21),
81 		.base_clk_stop = 0x90, .bit_clk_stop = BIT(21),
82 		.base_clk_start = 0x94,.bit_clk_start = BIT(21),
83 	}
84 };
85 #else
86 const uint32_t mac_base_lookup_tbl[2] = {MAC1_BASE, MAC2_BASE};
87 const uint32_t mdio_base_lookup_tbl[2] = {MDIO0_BASE, MDIO1_BASE};
88 const struct mac_ctrl_desc mac_ctrl_lookup_tbl[2] = {
89 	{
90 		.base_reset_assert = 0x04, .bit_reset_assert = 11,
91 		.base_reset_deassert = 0x04,.bit_reset_deassert = 11,
92 		.base_clk_stop = 0x0c, .bit_clk_stop = 20,
93 		.base_clk_start = 0x0c, .bit_clk_start = 20,
94 	},
95 	{
96 		.base_reset_assert = 0x04, .bit_reset_assert = 12,
97 		.base_reset_deassert = 0x04,.bit_reset_deassert = 12,
98 		.base_clk_stop = 0x0c, .bit_clk_stop = 21,
99 		.base_clk_start = 0x0c,.bit_clk_start = 21,
100 	}
101 };
102 #endif
103 
104 void Print_Header(MAC_ENGINE *p_eng, uint8_t option)
105 {
106 	if (p_eng->run.speed_sel[0]) {
107 		PRINTF(option, " 1G   ");
108 	} else if (p_eng->run.speed_sel[1]) {
109 		PRINTF(option, " 100M ");
110 	} else {
111 		PRINTF(option, " 10M  ");
112 	}
113 
114 	switch (p_eng->arg.test_mode) {
115 	case 0:
116 		PRINTF(option, "TX/RX delay margin check\n");
117 		break;
118 	case 1:
119 		PRINTF(option, "TX/RX delay scan\n");
120 		break;
121 	case 2:
122 		PRINTF(option, "TX/RX delay and IO driving scan\n");
123 		break;
124 	case 3:
125 		PRINTF(option, "TX frame - ARP\n");
126 		break;
127 	case 4:
128 		PRINTF(option, "TX frame - random\n");
129 		break;
130 	case 5:
131 		PRINTF(option, "TX frame - 0x%08x\n", p_eng->arg.user_def_val);
132 		break;
133 	}
134 }
135 
136 static void print_arg_test_mode(MAC_ENGINE *p_eng)
137 {
138 	uint8_t item[32] = "test_mode[dec]";
139 
140 	if (p_eng->arg.run_mode == MODE_NCSI) {
141 		printf("%20s| 0: NCSI configuration with    "
142 		       "Disable_Channel request\n", item);
143 		printf("%20s| (default:%3d)\n", "", DEF_GTESTMODE);
144 		printf("%20s| 1: TX/RX delay scan\n", "");
145 		printf("%20s| 2: TX/RX delay and IO driving scan\n", "");
146 		printf("%20s| 3: NCSI configuration without "
147 		       "Disable_Channel request\n", "");
148 	} else {
149 		printf("%20s| (default:%3d)\n", item, DEF_GTESTMODE);
150 		printf("%20s| 0: TX/RX delay margin check\n", "");
151 		printf("%20s| 1: TX/RX delay scan\n", "");
152 		printf("%20s| 2: TX/RX delay and IO driving scan\n", "");
153 		printf("%20s| 3: TX frame - ARP\n", "");
154 		printf("%20s| 4: TX frame - random\n", "");
155 		printf("%20s| 5: TX frame - user defined (default:0x%8x)\n", "",
156 		       DEF_GUSER_DEF_PACKET_VAL);
157 	}
158 }
159 
160 static void print_arg_phy_addr(MAC_ENGINE *p_eng)
161 {
162 	uint8_t item[32] = "phy_addr[dec]";
163 
164 	printf("%20s| 0~31: PHY Address (default:%d)\n", item, DEF_GPHY_ADR);
165 }
166 
167 static void print_arg_ieee_select(MAC_ENGINE *p_eng)
168 {
169 	uint8_t item[32] = "IEEE packet select";
170 
171 	printf("%20s| 0/1/2 (default:0)  only for test_mode 3,4,5)\n", item);
172 }
173 
174 static void print_arg_delay_scan_range(MAC_ENGINE *p_eng)
175 {
176 	uint8_t item[32] = "TX/RX delay margin";
177 
178 	printf("%20s| 1/2/3/... (default:%d) only for test_mode 0\n", item,
179 	       DEF_GIOTIMINGBUND);
180 	printf("%20s| check range = (orig - margin) ~ (orig + margin)\n", "");
181 }
182 
183 static void print_arg_channel_num(MAC_ENGINE *p_eng)
184 {
185 	uint8_t item[32] = "channel_num[dec]";
186 
187 	printf("%20s| 1~32: Total Number of NCSI Channel (default:%d)\n", item,
188 	       DEF_GCHANNEL2NUM);
189 }
190 
191 static void print_arg_package_num(MAC_ENGINE *p_eng)
192 {
193 	uint8_t item[32] = "package_num[dec]";
194 
195 	printf("%20s| 1~ 8: Total Number of NCSI Package (default:%d)\n", item,
196 	       DEF_GPACKAGE2NUM);
197 }
198 
199 static void print_arg_loop(MAC_ENGINE *p_eng)
200 {
201 	uint8_t item[32] = "loop_max[dec]";
202 
203 	printf("%20s| 1G  :  (default:%3d)\n", item, DEF_GLOOP_MAX * 20);
204 	printf("%20s| 100M:  (default:%3d)\n", "", DEF_GLOOP_MAX * 2);
205 	printf("%20s| 10M :  (default:%3d)\n", "", DEF_GLOOP_MAX);
206 }
207 
208 static void print_arg_ctrl(MAC_ENGINE *p_eng)
209 {
210 	uint8_t item[32] = "ctrl[hex]";
211 
212 	printf("%20s| default  : 0x%03x\n", item, DEF_GCTRL);
213 	printf("%20s| bit0     : skip PHY init/deinit\n", "");
214 	printf("%20s| bit1     : skip PHY deinit\n", "");
215 	printf("%20s| bit2     : skip PHY ID check\n", "");
216 	printf("%20s| bit3     : reserved\n", "");
217 	printf("%20s| bit4     : PHY internal loopback\n", "");
218 	printf("%20s| bit5     : MAC internal loopback\n", "");
219 	printf("%20s| bit7~6   : reserved\n", "");
220 	printf("%20s| bit8     : RMII 50MHz Output enable\n", "");
221 	printf("%20s| bit9     : RMII REFCLK pin input enable\n", "");
222 	printf("%20s| bit10    : inverse RGMII RXCLK\n", "");
223 	printf("%20s| bit11    : reserved\n", "");
224 	printf("%20s| bit12    : TX single packet for each test point\n", "");
225 	printf("%20s| bit13    : full range scan\n", "");
226 	printf("%20s| bit15~14 : reserved\n", "");
227 	printf("%20s| bit16    : NCSI verbose log\n", "");
228 	printf("%20s| bit17    : NCSI skip RX error\n", "");
229 	printf("%20s| bit31~18 : reserved\n", "");
230 }
231 
232 static void print_arg_speed(MAC_ENGINE *p_eng)
233 {
234 	uint8_t item[32] = "speed[hex]";
235 
236 	printf("%20s| bit[0]->1G  bit[1]->100M  bit[2]->10M "
237 	       "(default:0x%02lx)\n",
238 	       item, DEF_GSPEED);
239 }
240 
241 static void print_arg_mdio_idx(MAC_ENGINE *p_eng)
242 {
243 	uint8_t item[32] = "mdio_idx[dec]";
244 
245 	printf("%20s| 0->MDIO1 1->MDIO2", item);
246 
247 	if (p_eng->env.mac_num > 2) {
248 		printf(" 2->MDIO3 3->MDIO4");
249 	}
250 	printf("\n");
251 }
252 
253 static void print_arg_mac_idx(MAC_ENGINE *p_eng)
254 {
255 	uint8_t item[32] = "mac_idx[dec]";
256 
257 	printf("%20s| 0->MAC1 1->MAC2", item);
258 
259 	if (p_eng->env.mac_num > 2) {
260 		printf(" 2->MAC3 3->MAC4");
261 	}
262 	printf("\n");
263 }
264 static void print_legend(void)
265 {
266 	printf("Legend:\n");
267 	printf("    o : OK\n");
268 	printf("    x : CRC error\n");
269 	printf("    . : packet not found\n");
270 	printf("    System default setting\n");
271 	printf("    O : OK\n");
272 	printf("    X : CRC error\n");
273 	printf("    * : packet not found\n");
274 }
275 static void print_usage(MAC_ENGINE *p_eng)
276 {
277 	if (MODE_DEDICATED == p_eng->arg.run_mode) {
278 		printf("mactest <mac_idx> <mdio_idx> <speed> <ctrl> <loop_max> <test "
279 		       "mode> <phy addr> <margin / IEEE select> <user data>\n");
280 		print_arg_mac_idx(p_eng);
281 		print_arg_mdio_idx(p_eng);
282 		print_arg_speed(p_eng);
283 		print_arg_ctrl(p_eng);
284 		print_arg_loop(p_eng);
285 		print_arg_test_mode(p_eng);
286 		print_arg_phy_addr(p_eng);
287 		print_arg_delay_scan_range(p_eng);
288 		print_arg_ieee_select(p_eng);
289 	} else if (MODE_NCSI == p_eng->arg.run_mode) {
290 		printf("ncsitest <idx> <packet num> <channel num> <test mode> "
291 		       "<margin> <ctrl>\n");
292 		print_arg_mac_idx(p_eng);
293 		print_arg_package_num(p_eng);
294 		print_arg_channel_num(p_eng);
295 		print_arg_test_mode(p_eng);
296 		print_arg_delay_scan_range(p_eng);
297 		print_arg_ctrl(p_eng);
298 	} else {
299 		printf("unknown run mode\n");
300 	}
301 }
302 
303 static void push_reg(MAC_ENGINE *p_eng)
304 {
305 	/* SCU delay settings */
306 	p_eng->io.mac12_1g_delay.value.w = readl(p_eng->io.mac12_1g_delay.addr);
307 	p_eng->io.mac12_100m_delay.value.w = readl(p_eng->io.mac12_100m_delay.addr);
308 	p_eng->io.mac12_10m_delay.value.w = readl(p_eng->io.mac12_10m_delay.addr);
309 
310 #ifdef CONFIG_ASPEED_AST2600
311 	p_eng->io.mac34_1g_delay.value.w = readl(p_eng->io.mac34_1g_delay.addr);
312 	p_eng->io.mac34_100m_delay.value.w = readl(p_eng->io.mac34_100m_delay.addr);
313 	p_eng->io.mac34_10m_delay.value.w = readl(p_eng->io.mac34_10m_delay.addr);
314 
315 	p_eng->io.mac34_drv_reg.value.w = readl(p_eng->io.mac34_drv_reg.addr);
316 #else
317 	p_eng->io.mac12_drv_reg.value.w = readl(p_eng->io.mac12_drv_reg.addr);
318 #endif
319 
320 	/* MAC registers */
321 	p_eng->reg.maccr.w = mac_reg_read(p_eng, 0x50);
322 
323 	p_eng->reg.mac_madr = mac_reg_read(p_eng, 0x08);
324 	p_eng->reg.mac_ladr = mac_reg_read(p_eng, 0x0c);
325 	p_eng->reg.mac_fear = mac_reg_read(p_eng, 0x40);
326 }
327 
328 static void pop_reg(MAC_ENGINE *p_eng)
329 {
330 	/* SCU delay settings */
331 	writel(p_eng->io.mac12_1g_delay.value.w, p_eng->io.mac12_1g_delay.addr);
332 	writel(p_eng->io.mac12_100m_delay.value.w, p_eng->io.mac12_100m_delay.addr);
333 	writel(p_eng->io.mac12_10m_delay.value.w, p_eng->io.mac12_10m_delay.addr);
334 
335 #ifdef CONFIG_ASPEED_AST2600
336 	writel(p_eng->io.mac34_1g_delay.value.w, p_eng->io.mac34_1g_delay.addr);
337 	writel(p_eng->io.mac34_100m_delay.value.w, p_eng->io.mac34_100m_delay.addr);
338 	writel(p_eng->io.mac34_10m_delay.value.w, p_eng->io.mac34_10m_delay.addr);
339 
340 	writel(p_eng->io.mac34_drv_reg.value.w, p_eng->io.mac34_drv_reg.addr);
341 #else
342 	writel(p_eng->io.mac12_drv_reg.value.w, p_eng->io.mac12_drv_reg.addr);
343 #endif
344 
345 	/* MAC registers */
346 	mac_reg_write(p_eng, 0x50, p_eng->reg.maccr.w);
347 	mac_reg_write(p_eng, 0x08, p_eng->reg.mac_madr);
348 	mac_reg_write(p_eng, 0x0c, p_eng->reg.mac_ladr);
349 	mac_reg_write(p_eng, 0x40, p_eng->reg.mac_fear);
350 }
351 
352 static void finish_close(MAC_ENGINE *p_eng)
353 {
354 	nt_log_func_name();
355 	pop_reg(p_eng);
356 }
357 
358 char finish_check(MAC_ENGINE *p_eng, int value)
359 {
360 	nt_log_func_name();
361 
362 	if (p_eng->arg.run_mode == MODE_DEDICATED) {
363 		if (p_eng->dat.FRAME_LEN)
364 			free(p_eng->dat.FRAME_LEN);
365 
366 		if (p_eng->dat.wp_lst)
367 			free(p_eng->dat.wp_lst);
368 	}
369 
370 	p_eng->flg.error = p_eng->flg.error | value;
371 
372 	if (DBG_PRINT_ERR_FLAG)
373 		printf("flags: error = %08x\n", p_eng->flg.error);
374 
375 	if (!p_eng->run.tm_tx_only)
376 		FPri_ErrFlag(p_eng, FP_LOG);
377 
378 	if (p_eng->run.TM_IOTiming)
379 		FPri_ErrFlag(p_eng, FP_IO);
380 
381 	FPri_ErrFlag(p_eng, STD_OUT);
382 
383 	if (!p_eng->run.tm_tx_only)
384 		FPri_End(p_eng, FP_LOG);
385 
386 	if (p_eng->run.TM_IOTiming)
387 		FPri_End(p_eng, FP_IO);
388 
389 	FPri_End(p_eng, STD_OUT);
390 
391 	if (!p_eng->run.tm_tx_only)
392 		FPri_RegValue(p_eng, FP_LOG);
393 	if (p_eng->run.TM_IOTiming)
394 		FPri_RegValue(p_eng, FP_IO);
395 
396 	finish_close(p_eng);
397 
398 	if (p_eng->flg.error) {
399 		return (1);
400 	} else {
401 		return (0);
402 	}
403 }
404 
405 static uint32_t check_test_mode(MAC_ENGINE *p_eng)
406 {
407 	if (p_eng->arg.run_mode == MODE_NCSI ) {
408 		switch (p_eng->arg.test_mode) {
409 		case 0:
410 			break;
411 		case 1:
412 			p_eng->run.TM_IOTiming = 1;
413 			break;
414 		case 2:
415 			p_eng->run.TM_IOTiming = 1;
416 			p_eng->run.TM_IOStrength = 1;
417 			break;
418 		case 3:
419 			p_eng->run.TM_NCSI_DiSChannel = 0;
420 			break;
421 		default:
422 			printf("Error test_mode!!!\n");
423 			print_arg_test_mode(p_eng);
424 			return (1);
425 		}
426 	} else {
427 		switch (p_eng->arg.test_mode) {
428 		case 0:
429 			break;
430 		case 1:
431 			p_eng->run.TM_IOTiming = 1;
432 			break;
433 		case 2:
434 			p_eng->run.TM_IOTiming = 1;
435 			p_eng->run.TM_IOStrength = 1;
436 			break;
437 		case 3:
438 			/* TX ARP frame */
439 			p_eng->run.TM_RxDataEn = 0;
440 			p_eng->run.tm_tx_only = 1;
441 			p_eng->run.TM_IEEE = 0;
442 			break;
443 		case 4:
444 		case 5:
445 			p_eng->run.TM_RxDataEn = 0;
446 			p_eng->run.tm_tx_only = 1;
447 			p_eng->run.TM_IEEE = 1;
448 			break;
449 		default:
450 			printf("Error test_mode!!!\n");
451 			print_arg_test_mode(p_eng);
452 			return (1);
453 		}
454 	}
455 
456 	if (0 == p_eng->run.TM_IOStrength) {
457 		p_eng->io.drv_upper_bond = 0;
458 	}
459 	return 0;
460 }
461 
462 /**
463  * @brief enable/disable MAC
464  * @param[in] p_eng - MAC_ENGINE
465  *
466  * AST2600 uses synchronous reset scheme, so the bits for reset assert and
467  * deassert are the same
468  * e.g. MAC#1: SCU04[11] = 1 --> MAC#1 reset assert
469  *                       = 0 --> MAC#1 reset de-assert
470  *
471  * AST2600 uses asynchronous reset scheme, so the bits for reset assert and
472  * deassert are different
473  * e.g. MAC#1: SCU40[11] = 1 --> MAC#1 reset assert
474  *             SCU44[11] = 1 --> MAC#1 reset de-assert
475  *
476  * The same design concept is also adopted on clock stop/start.
477  */
478 void scu_disable_mac(MAC_ENGINE *p_eng)
479 {
480 	uint32_t mac_idx = p_eng->run.mac_idx;
481 	const struct mac_ctrl_desc *p_mac = &mac_ctrl_lookup_tbl[mac_idx];
482 	uint32_t reg;
483 
484 	debug("MAC%d:reset assert=0x%02x[%08x] deassert=0x%02x[%08x]\n",
485 	      mac_idx, p_mac->base_reset_assert, p_mac->bit_reset_assert,
486 	      p_mac->base_reset_deassert, p_mac->bit_reset_deassert);
487 	debug("MAC%d:clock stop=0x%02x[%08x] start=0x%02x[%08x]\n", mac_idx,
488 	      p_mac->base_clk_stop, p_mac->bit_clk_stop, p_mac->base_clk_start,
489 	      p_mac->bit_clk_start);
490 
491 	reg = SCU_RD(p_mac->base_reset_assert);
492 	debug("reset reg: 0x%08x\n", reg);
493 	reg |= p_mac->bit_reset_assert;
494 	debug("reset reg: 0x%08x\n", reg);
495 	SCU_WR(reg, p_mac->base_reset_assert);
496 	/* issue a dummy read to ensure command is in order */
497 	reg = SCU_RD(p_mac->base_reset_assert);
498 
499 	reg = SCU_RD(p_mac->base_clk_stop);
500 	debug("clock reg: 0x%08x\n", reg);
501 	reg |= p_mac->bit_clk_stop;
502 	debug("clock reg: 0x%08x\n", reg);
503 	SCU_WR(reg, p_mac->base_clk_stop);
504 	/* issue a dummy read to ensure command is in order */
505 	reg = SCU_RD(p_mac->base_clk_stop);
506 }
507 
508 void scu_enable_mac(MAC_ENGINE *p_eng)
509 {
510 	uint32_t mac_idx = p_eng->run.mac_idx;
511 	const struct mac_ctrl_desc *p_mac = &mac_ctrl_lookup_tbl[mac_idx];
512 	uint32_t reg;
513 
514 	debug("MAC%d:reset assert=0x%02x[%08x] deassert=0x%02x[%08x]\n",
515 	      mac_idx, p_mac->base_reset_assert, p_mac->bit_reset_assert,
516 	      p_mac->base_reset_deassert, p_mac->bit_reset_deassert);
517 	debug("MAC%d:clock stop=0x%02x[%08x] start=0x%02x[%08x]\n", mac_idx,
518 	      p_mac->base_clk_stop, p_mac->bit_clk_stop, p_mac->base_clk_start,
519 	      p_mac->bit_clk_start);
520 
521 #ifdef CONFIG_ASPEED_AST2600
522 	reg = SCU_RD(p_mac->base_reset_deassert);
523 	debug("reset reg: 0x%08x\n", reg);
524 	reg |= p_mac->bit_reset_deassert;
525 	debug("reset reg: 0x%08x\n", reg);
526 	SCU_WR(reg, p_mac->base_reset_deassert);
527 	/* issue a dummy read to ensure command is in order */
528 	reg = SCU_RD(p_mac->base_reset_deassert);
529 
530 	reg = SCU_RD(p_mac->base_clk_start);
531 	debug("clock reg: 0x%08x\n", reg);
532 	reg |= p_mac->bit_clk_start;
533 	debug("clock reg: 0x%08x\n", reg);
534 	SCU_WR(reg, p_mac->base_clk_start);
535 	/* issue a dummy read to ensure command is in order */
536 	reg = SCU_RD(p_mac->base_clk_start);
537 #else
538 	reg = SCU_RD(p_mac->base_reset_deassert);
539 	reg &= ~p_mac->bit_reset_deassert;
540 	SCU_WR(reg, p_mac->base_reset_deassert);
541 	/* issue a dummy read to ensure command is in order */
542 	reg = SCU_RD(p_mac->base_reset_deassert);
543 
544 	reg = SCU_RD(p_mac->base_clk_start);
545 	reg &= ~p_mac->bit_clk_start;
546 	SCU_WR(reg, p_mac->base_clk_start);
547 	/* issue a dummy read to ensure command is in order */
548 	reg = SCU_RD(p_mac->base_clk_start);
549 #endif
550 }
551 
552 /**
553  * @brief setup mdc/mdio pinmix
554  * @todo push/pop pinmux registers
555 */
556 void scu_set_pinmux(MAC_ENGINE *p_eng)
557 {
558 	uint32_t reg;
559 	nt_log_func_name();
560 
561 #ifdef CONFIG_ASPEED_AST2600
562 	/* MDC/MDIO pinmux */
563 	switch (p_eng->run.mdio_idx) {
564 	case 0:
565 		reg = SCU_RD(0x430) | GENMASK(17, 16);
566 		SCU_WR(reg, 0x430);
567 		break;
568 	case 1:
569 		reg = SCU_RD(0x470) & ~GENMASK(13, 12);
570 		SCU_WR(reg, 0x470);
571 		reg = SCU_RD(0x410) | GENMASK(13, 12);
572 		SCU_WR(reg, 0x410);
573 		break;
574 	case 2:
575 		reg = SCU_RD(0x470) & ~GENMASK(1, 0);
576 		SCU_WR(reg, 0x470);
577 		reg = SCU_RD(0x410) | GENMASK(1, 0);
578 		SCU_WR(reg, 0x410);
579 		break;
580 	case 3:
581 		reg = SCU_RD(0x470) & ~GENMASK(3, 2);
582 		SCU_WR(reg, 0x470);
583 		reg = SCU_RD(0x410) | GENMASK(3, 2);
584 		SCU_WR(reg, 0x410);
585 		break;
586 	default:
587 		printf("%s:undefined MDIO idx %d\n", __func__,
588 		       p_eng->run.mdio_idx);
589 	}
590 
591 	switch (p_eng->run.mac_idx) {
592 	case 0:
593 #ifdef CONFIG_FPGA_ASPEED
594 		setbits_le32(SCU_BASE + 0x410, BIT(4));
595 #else
596 		setbits_le32(SCU_BASE + 0x400, GENMASK(11, 0));
597 		setbits_le32(SCU_BASE + 0x410, BIT(4));
598 		clrbits_le32(SCU_BASE + 0x470, BIT(4));
599 #endif
600 		break;
601 	case 1:
602 		setbits_le32(SCU_BASE + 0x400, GENMASK(23, 12));
603 		setbits_le32(SCU_BASE + 0x410, BIT(5));
604 		clrbits_le32(SCU_BASE + 0x470, BIT(5));
605 		break;
606 	case 2:
607 		setbits_le32(SCU_BASE + 0x410, GENMASK(27, 16));
608 		setbits_le32(SCU_BASE + 0x410, BIT(6));
609 		clrbits_le32(SCU_BASE + 0x470, BIT(6));
610 		break;
611 	case 3:
612 		clrbits_le32(SCU_BASE + 0x410, GENMASK(31, 28));
613 		setbits_le32(SCU_BASE + 0x4b0, GENMASK(31, 28));
614 		clrbits_le32(SCU_BASE + 0x474, GENMASK(7, 0));
615 		clrbits_le32(SCU_BASE + 0x414, GENMASK(7, 0));
616 		setbits_le32(SCU_BASE + 0x4b4, GENMASK(7, 0));
617 		setbits_le32(SCU_BASE + 0x410, BIT(7));
618 		clrbits_le32(SCU_BASE + 0x470, BIT(7));
619 		break;
620 
621 	}
622 
623 	debug("SCU410: %08x %08x %08x %08x\n", SCU_RD(0x410), SCU_RD(0x414), SCU_RD(0x418), SCU_RD(0x41c));
624 	debug("SCU430: %08x %08x %08x %08x\n", SCU_RD(0x430), SCU_RD(0x434), SCU_RD(0x438), SCU_RD(0x43c));
625 	debug("SCU470: %08x %08x %08x %08x\n", SCU_RD(0x470), SCU_RD(0x474), SCU_RD(0x478), SCU_RD(0x47c));
626 	debug("SCU4b0: %08x %08x %08x %08x\n", SCU_RD(0x4b0), SCU_RD(0x4b4), SCU_RD(0x4b8), SCU_RD(0x4bc));
627 #else
628 	/* MDC/MDIO pinmux */
629 	if (p_eng->run.mdio_idx == 0) {
630 		setbits_le32(SCU_BASE + 88, GENMASK(31, 30));
631 	} else {
632 		clrsetbits_le32(SCU_BASE + 90, BIT(6), BIT(2));
633 	}
634 
635 	/* enable MAC#nLINK pin */
636 	setbits_le32(SCU_BASE + 80, BIT(p_eng->run.mac_idx));
637 #endif
638 }
639 
640 static uint32_t check_mac_idx(MAC_ENGINE *p_eng)
641 {
642 	/* check if legal run_idx */
643 	if (p_eng->arg.mac_idx > p_eng->env.mac_num - 1) {
644 		printf("invalid run_idx = %d\n", p_eng->arg.mac_idx);
645 		return 1;
646 	}
647 
648 	return 0;
649 }
650 
651 static void calc_loop_check_num(MAC_ENGINE *p_eng)
652 {
653 	nt_log_func_name();
654 
655 	if (p_eng->run.IO_MrgChk ||
656 	    (p_eng->arg.run_speed == SET_1G_100M_10MBPS) ||
657 	    (p_eng->arg.run_speed == SET_100M_10MBPS)) {
658 		p_eng->run.LOOP_CheckNum = p_eng->run.loop_max;
659 	} else {
660 		switch (p_eng->arg.run_speed) {
661 		case SET_1GBPS:
662 			p_eng->run.CheckBuf_MBSize = MOVE_DATA_MB_SEC;
663 			break;
664 		case SET_100MBPS:
665 			p_eng->run.CheckBuf_MBSize = (MOVE_DATA_MB_SEC >> 3);
666 			break;
667 		case SET_10MBPS:
668 			p_eng->run.CheckBuf_MBSize = (MOVE_DATA_MB_SEC >> 6);
669 			break;
670 		}
671 		p_eng->run.LOOP_CheckNum =
672 		    (p_eng->run.CheckBuf_MBSize /
673 		     (((p_eng->dat.Des_Num * DMA_PakSize) >> 20) + 1));
674 	}
675 }
676 static uint32_t setup_interface(MAC_ENGINE *p_eng);
677 static uint32_t setup_running(MAC_ENGINE *p_eng)
678 {
679 	uint32_t n_desp_min;
680 	int i;
681 
682 	if (0 != check_mac_idx(p_eng)) {
683 		return 1;
684 	}
685 	p_eng->run.mac_idx = p_eng->arg.mac_idx;
686 	p_eng->run.mac_base = mac_base_lookup_tbl[p_eng->run.mac_idx];
687 
688 	p_eng->run.mdio_idx = p_eng->arg.mdio_idx;
689 	p_eng->run.mdio_base = mdio_base_lookup_tbl[p_eng->run.mdio_idx];
690 
691 	p_eng->run.is_rgmii = p_eng->env.is_1g_valid[p_eng->run.mac_idx];
692 
693 	if (p_eng->arg.run_mode == MODE_NCSI) {
694 #ifdef CONFIG_ASPEED_AST2600
695 		/**
696 		 * NCSI needs for 3.3V IO voltage but MAC#1 & MAC#2 only
697 		 * support 1.8V. So NCSI can only runs on MAC#3 or MAC#4
698 		 */
699 		if (p_eng->run.mac_idx < 2) {
700 			printf("\nNCSI must runs on MAC#3 or MAC#4\n");
701 			return 1;
702 		}
703 
704 		if (p_eng->run.is_rgmii) {
705 			hw_strap2_t strap2;
706 
707 			printf("\nNCSI must be RMII interface, force the strap value:\n");
708 			printf("\nbefore: SCU510=%08x\n", SCU_RD(0x510));
709 			strap2.w = 0;
710 			if (p_eng->run.mac_idx == 2) {
711 				strap2.b.mac3_interface = 1;
712 			} else if (p_eng->run.mac_idx == 3) {
713 				strap2.b.mac4_interface = 1;
714 			}
715 			SCU_WR(strap2.w, 0x514);
716 			while (SCU_RD(0x510) & strap2.w);
717 			printf("\nafter: SCU510=%08x\n", SCU_RD(0x510));
718 			/* update interface setting */
719 			setup_interface(p_eng);
720 			p_eng->run.is_rgmii = p_eng->env.is_1g_valid[p_eng->run.mac_idx];
721 		}
722 #else
723 		if (p_eng->run.is_rgmii) {
724 			printf("\nNCSI must be RMII interface\n");
725 			return 1;
726 		}
727 #endif
728 	}
729 
730 	for (i = 0; i < 3; i++) {
731 		if (p_eng->arg.run_speed & (1 << i))
732 			p_eng->run.speed_cfg[i] = 1;
733 	}
734 
735 	if (p_eng->arg.run_mode == MODE_NCSI) {
736 		/*
737 		 * [Arg]check GPackageTolNum
738 		 * [Arg]check GChannelTolNum
739 		 */
740 		if ((p_eng->arg.GPackageTolNum < 1) ||
741 		    (p_eng->arg.GPackageTolNum > 8)) {
742 			print_arg_package_num(p_eng);
743 			return (1);
744 		}
745 		if ((p_eng->arg.GChannelTolNum < 1) ||
746 		    (p_eng->arg.GChannelTolNum > 32)) {
747 			print_arg_channel_num(p_eng);
748 			return (1);
749 		}
750 	} else {
751 		/* [Arg]check ctrl */
752 		if (p_eng->arg.ctrl.w & 0xfffc0000) {
753 			print_arg_ctrl(p_eng);
754 			return (1);
755 		}
756 
757 		if (p_eng->arg.phy_addr > 31) {
758 			printf("Error phy_adr!!!\n");
759 			print_arg_phy_addr(p_eng);
760 			return (1);
761 		}
762 
763 		if (0 == p_eng->arg.loop_max) {
764 			switch (p_eng->arg.run_speed) {
765 			case SET_1GBPS:
766 				p_eng->arg.loop_max = DEF_GLOOP_MAX * 20;
767 				break;
768 			case SET_100MBPS:
769 				p_eng->arg.loop_max = DEF_GLOOP_MAX * 2;
770 				break;
771 			case SET_10MBPS:
772 				p_eng->arg.loop_max = DEF_GLOOP_MAX;
773 				break;
774 			case SET_1G_100M_10MBPS:
775 				p_eng->arg.loop_max = DEF_GLOOP_MAX * 20;
776 				break;
777 			case SET_100M_10MBPS:
778 				p_eng->arg.loop_max = DEF_GLOOP_MAX * 2;
779 				break;
780 			}
781 		}
782 	}
783 
784 	if (0 != check_test_mode(p_eng)) {
785 		return 1;
786 	}
787 
788 	if (p_eng->run.tm_tx_only) {
789 		p_eng->run.ieee_sel = p_eng->arg.ieee_sel;
790 		p_eng->run.delay_margin = 0;
791 	} else {
792 		p_eng->run.ieee_sel = 0;
793 		p_eng->run.delay_margin = p_eng->arg.delay_scan_range;
794 #if 0
795 		if (p_eng->run.delay_margin == 0) {
796 			printf("Error IO margin!!!\n");
797 			print_arg_delay_scan_range(p_eng);
798 			return(1);
799 		}
800 #endif
801 	}
802 
803 	if (!p_eng->env.is_1g_valid[p_eng->run.mac_idx])
804 		p_eng->run.speed_cfg[ 0 ] = 0;
805 
806 	p_eng->run.tdes_base = (uint32_t)(&tdes_buf[0]);
807 	p_eng->run.rdes_base = (uint32_t)(&rdes_buf[0]);
808 
809 	if (p_eng->run.TM_IOTiming || p_eng->run.delay_margin)
810 		p_eng->run.IO_MrgChk = 1;
811 	else
812 		p_eng->run.IO_MrgChk = 0;
813 
814 	p_eng->phy.Adr         = p_eng->arg.phy_addr;
815 	p_eng->phy.loopback    = p_eng->arg.ctrl.b.phy_int_loopback;
816 	p_eng->phy.default_phy = p_eng->run.TM_DefaultPHY;
817 
818 	p_eng->run.loop_max = p_eng->arg.loop_max;
819 	calc_loop_check_num(p_eng);
820 
821 	//------------------------------------------------------------
822 	// Descriptor Number
823 	//------------------------------------------------------------
824 	//------------------------------
825 	// [Dat]setup Des_Num
826 	// [Dat]setup DMABuf_Size
827 	// [Dat]setup DMABuf_Num
828 	//------------------------------
829 	if (p_eng->arg.run_mode == MODE_DEDICATED) {
830 		n_desp_min = p_eng->run.TM_IOTiming;
831 
832 		if (p_eng->arg.ctrl.b.skip_phy_id_check &&
833 		    (p_eng->arg.test_mode == 0))
834 			/* for SMSC's LAN9303 issue */
835 			p_eng->dat.Des_Num = 114;
836 		else {
837 			switch (p_eng->arg.run_speed) {
838 			case SET_1GBPS:
839 				p_eng->dat.Des_Num =
840 				    p_eng->run.delay_margin
841 					? 100
842 					: (n_desp_min) ? 512 : 4096;
843 				break;
844 			case SET_100MBPS:
845 				p_eng->dat.Des_Num =
846 				    p_eng->run.delay_margin
847 					? 100
848 					: (n_desp_min) ? 512 : 4096;
849 				break;
850 			case SET_10MBPS:
851 				p_eng->dat.Des_Num =
852 				    p_eng->run.delay_margin
853 					? 100
854 					: (n_desp_min) ? 100 : 830;
855 				break;
856 			case SET_1G_100M_10MBPS:
857 				p_eng->dat.Des_Num =
858 				    p_eng->run.delay_margin
859 					? 100
860 					: (n_desp_min) ? 100 : 830;
861 				break;
862 			case SET_100M_10MBPS:
863 				p_eng->dat.Des_Num =
864 				    p_eng->run.delay_margin
865 					? 100
866 					: (n_desp_min) ? 100 : 830;
867 				break;
868 			}
869 		}
870 		/* keep in order: Des_Num -> DMABuf_Size -> DMABuf_Num */
871 		p_eng->dat.Des_Num_Org = p_eng->dat.Des_Num;
872 		p_eng->dat.DMABuf_Size = DMA_BufSize;
873 		p_eng->dat.DMABuf_Num = DMA_BufNum;
874 
875 		if (DbgPrn_Info) {
876 			printf("CheckBuf_MBSize : %d\n",
877 			       p_eng->run.CheckBuf_MBSize);
878 			printf("LOOP_CheckNum   : %d\n",
879 			       p_eng->run.LOOP_CheckNum);
880 			printf("Des_Num         : %d\n", p_eng->dat.Des_Num);
881 			printf("DMA_BufSize     : %d bytes\n",
882 			       p_eng->dat.DMABuf_Size);
883 			printf("DMA_BufNum      : %d\n", p_eng->dat.DMABuf_Num);
884 			printf("DMA_PakSize     : %d\n", DMA_PakSize);
885 			printf("\n");
886 		}
887 		if (2 > p_eng->dat.DMABuf_Num)
888 			return (finish_check(p_eng, Err_Flag_DMABufNum));
889 	}
890 
891 	return 0;
892 }
893 
894 /**
895  * @brief setup environment according to HW strap registers
896 */
897 static uint32_t setup_interface(MAC_ENGINE *p_eng)
898 {
899 #ifdef CONFIG_ASPEED_AST2600
900 	hw_strap1_t strap1;
901 	hw_strap2_t strap2;
902 
903 	strap1.w = SCU_RD(0x500);
904 	strap2.w = SCU_RD(0x510);
905 
906 	p_eng->env.is_1g_valid[0] = strap1.b.mac1_interface;
907 	p_eng->env.is_1g_valid[1] = strap1.b.mac2_interface;
908 	p_eng->env.is_1g_valid[2] = strap2.b.mac3_interface;
909 	p_eng->env.is_1g_valid[3] = strap2.b.mac4_interface;
910 
911 	p_eng->env.at_least_1g_valid =
912 	    p_eng->env.is_1g_valid[0] | p_eng->env.is_1g_valid[1] |
913 	    p_eng->env.is_1g_valid[2] | p_eng->env.is_1g_valid[3];
914 #else
915 	hw_strap1_t strap1;
916 	strap1.w = SCU_RD(0x70);
917 	p_eng->env.is_1g_valid[0] = strap1.b.mac1_interface;
918 	p_eng->env.is_1g_valid[1] = strap1.b.mac2_interface;
919 
920 	p_eng->env.at_least_1g_valid =
921 	    p_eng->env.is_1g_valid[0] | p_eng->env.is_1g_valid[1];
922 #endif
923 	return 0;
924 }
925 
926 /**
927  * @brief setup chip compatibility accoriding to the chip ID register
928 */
929 static uint32_t setup_chip_compatibility(MAC_ENGINE *p_eng)
930 {
931 	uint32_t reg_addr;
932 	uint32_t id, version;
933 	uint32_t is_valid;
934 
935 	p_eng->env.ast2600 = 0;
936 	p_eng->env.ast2500 = 0;
937 
938 #if defined(CONFIG_ASPEED_AST2600)
939 	reg_addr = 0x04;
940 #else
941 	reg_addr = 0x7c;
942 #endif
943 	is_valid = 0;
944 	id = (SCU_RD(reg_addr) & GENMASK(31, 24)) >> 24;
945 	version = (SCU_RD(reg_addr) & GENMASK(23, 16)) >> 16;
946 
947 #if defined(CONFIG_FPGA_ASPEED) && defined(CONFIG_ASPEED_AST2600)
948 	id = 0x5;
949 #endif
950 	if (id == 0x5) {
951 		printf("chip: AST2600 A%d\n", version);
952 		p_eng->env.ast2600 = 1;
953 		p_eng->env.ast2500 = 1;
954 		p_eng->env.mac_num = 4;
955 		p_eng->env.is_new_mdio_reg[0] = 1;
956 		p_eng->env.is_new_mdio_reg[1] = 1;
957 		p_eng->env.is_new_mdio_reg[2] = 1;
958 		p_eng->env.is_new_mdio_reg[3] = 1;
959 		is_valid = 1;
960 	} else if (id == 0x4) {
961 		printf("chip: AST2500 A%d\n", version);
962 		p_eng->env.ast2500 = 1;
963 		p_eng->env.mac_num = 2;
964 		p_eng->env.is_new_mdio_reg[0] = MAC1_RD(0x40) >> 31;
965 		p_eng->env.is_new_mdio_reg[1] = MAC2_RD(0x40) >> 31;
966 		is_valid = 1;
967 	}
968 
969 	if (0 == is_valid) {
970 		printf("unknown chip\n");
971 		return 1;
972 	}
973 
974 	return 0;
975 }
976 
977 /**
978  * @brief setup environment accoriding to the HW strap and chip ID
979 */
980 static uint32_t setup_env(MAC_ENGINE *p_eng)
981 {
982 	if (0 != setup_chip_compatibility(p_eng)) {
983 		return 1;
984 	}
985 
986 	setup_interface(p_eng);
987 	return 0;
988 }
989 
990 static uint32_t init_mac_engine(MAC_ENGINE *p_eng, uint32_t mode)
991 {
992 	memset(p_eng, 0, sizeof(MAC_ENGINE));
993 
994 	if (0 != setup_env(p_eng)) {
995 		return 1;
996 	}
997 
998 	p_eng->arg.run_mode = mode;
999 	p_eng->arg.delay_scan_range = DEF_GIOTIMINGBUND;
1000 	p_eng->arg.test_mode = DEF_GTESTMODE;
1001 
1002 	if (p_eng->arg.run_mode == MODE_NCSI ) {
1003 		p_eng->arg.GARPNumCnt = DEF_GARPNUMCNT;
1004 		p_eng->arg.GChannelTolNum = DEF_GCHANNEL2NUM;
1005 		p_eng->arg.GPackageTolNum = DEF_GPACKAGE2NUM;
1006 		p_eng->arg.ctrl.w = 0;
1007 		p_eng->arg.run_speed = SET_100MBPS;        // In NCSI mode, we set to 100M bps
1008 	} else {
1009 		p_eng->arg.user_def_val  = DEF_GUSER_DEF_PACKET_VAL;
1010 		p_eng->arg.phy_addr  = DEF_GPHY_ADR;
1011 		p_eng->arg.loop_inf = 0;
1012 		p_eng->arg.loop_max = 0;
1013 		p_eng->arg.ctrl.w = DEF_GCTRL;
1014 		p_eng->arg.run_speed = DEF_GSPEED;
1015 	}
1016 
1017 	p_eng->flg.print_en  = 1;
1018 
1019 	p_eng->run.TM_TxDataEn = 1;
1020 	p_eng->run.TM_RxDataEn = 1;
1021 	p_eng->run.TM_NCSI_DiSChannel = 1;
1022 
1023 	/* setup
1024 	 * 1. delay control register
1025 	 * 2. driving strength control register and upper/lower bond
1026 	 * 3. MAC control register
1027 	 */
1028 #ifdef CONFIG_ASPEED_AST2600
1029 	p_eng->io.mac12_1g_delay.addr = SCU_BASE + 0x340;
1030 	p_eng->io.mac12_1g_delay.tx_min = 0;
1031 	p_eng->io.mac12_1g_delay.tx_max = 63;
1032 	p_eng->io.mac12_1g_delay.rx_min = -63;
1033 	p_eng->io.mac12_1g_delay.rx_max = 63;
1034 	p_eng->io.mac12_1g_delay.rmii_tx_min = 0;
1035 	p_eng->io.mac12_1g_delay.rmii_tx_max = 1;
1036 	p_eng->io.mac12_1g_delay.rmii_rx_min = 0;
1037 	p_eng->io.mac12_1g_delay.rmii_rx_max = 63;
1038 
1039 	p_eng->io.mac12_100m_delay.addr = SCU_BASE + 0x348;
1040 	p_eng->io.mac12_100m_delay.tx_min = 0;
1041 	p_eng->io.mac12_100m_delay.tx_max = 63;
1042 	p_eng->io.mac12_100m_delay.rx_min = -63;
1043 	p_eng->io.mac12_100m_delay.rx_max = 63;
1044 	p_eng->io.mac12_10m_delay.addr = SCU_BASE + 0x34c;
1045 	p_eng->io.mac12_10m_delay.tx_min = 0;
1046 	p_eng->io.mac12_10m_delay.tx_max = 63;
1047 	p_eng->io.mac12_10m_delay.rx_min = -63;
1048 	p_eng->io.mac12_10m_delay.rx_max = 63;
1049 
1050 	p_eng->io.mac34_1g_delay.addr = SCU_BASE + 0x350;
1051 	p_eng->io.mac34_1g_delay.tx_min = 0;
1052 	p_eng->io.mac34_1g_delay.tx_max = 63;
1053 	p_eng->io.mac34_1g_delay.rx_min = -63;
1054 	p_eng->io.mac34_1g_delay.rx_max = 63;
1055 	p_eng->io.mac34_1g_delay.rmii_tx_min = 0;
1056 	p_eng->io.mac34_1g_delay.rmii_tx_max = 1;
1057 	p_eng->io.mac34_1g_delay.rmii_rx_min = 0;
1058 	p_eng->io.mac34_1g_delay.rmii_rx_max = 63;
1059 	p_eng->io.mac34_100m_delay.addr = SCU_BASE + 0x358;
1060 	p_eng->io.mac34_100m_delay.tx_min = 0;
1061 	p_eng->io.mac34_100m_delay.tx_max = 63;
1062 	p_eng->io.mac34_100m_delay.rx_min = -63;
1063 	p_eng->io.mac34_100m_delay.rx_max = 63;
1064 	p_eng->io.mac34_10m_delay.addr = SCU_BASE + 0x35c;
1065 	p_eng->io.mac34_10m_delay.tx_min = 0;
1066 	p_eng->io.mac34_10m_delay.tx_max = 63;
1067 	p_eng->io.mac34_10m_delay.rx_min = -63;
1068 	p_eng->io.mac34_10m_delay.rx_max = 63;
1069 
1070 	p_eng->io.mac34_drv_reg.addr = SCU_BASE + 0x458;
1071 	p_eng->io.mac34_drv_reg.drv_max = 0x3;
1072 	p_eng->io.drv_upper_bond = 0x3;
1073 	p_eng->io.drv_lower_bond = 0;
1074 #else
1075 	p_eng->io.mac12_1g_delay.addr = SCU_BASE + 0x48;
1076 	p_eng->io.mac12_1g_delay.tx_min = 0;
1077 	p_eng->io.mac12_1g_delay.tx_max = 63;
1078 	p_eng->io.mac12_1g_delay.rx_min = 0;
1079 	p_eng->io.mac12_1g_delay.rx_max = 63;
1080 	p_eng->io.mac12_1g_delay.rmii_tx_min = 0;
1081 	p_eng->io.mac12_1g_delay.rmii_tx_max = 1;
1082 	p_eng->io.mac12_1g_delay.rmii_rx_min = 0;
1083 	p_eng->io.mac12_1g_delay.rmii_rx_max = 63;
1084 	p_eng->io.mac12_100m_delay.addr = SCU_BASE + 0xb8;
1085 	p_eng->io.mac12_100m_delay.tx_min = 0;
1086 	p_eng->io.mac12_100m_delay.tx_max = 63;
1087 	p_eng->io.mac12_100m_delay.rx_min = 0;
1088 	p_eng->io.mac12_100m_delay.rx_max = 63;
1089 	p_eng->io.mac12_10m_delay.addr = SCU_BASE + 0xbc;
1090 	p_eng->io.mac12_10m_delay.tx_min = 0;
1091 	p_eng->io.mac12_10m_delay.tx_max = 63;
1092 	p_eng->io.mac12_10m_delay.rx_min = 0;
1093 	p_eng->io.mac12_10m_delay.rx_max = 63;
1094 
1095 	p_eng->io.mac34_1g_delay.addr = 0;
1096 	p_eng->io.mac34_100m_delay.addr = 0;
1097 	p_eng->io.mac34_10m_delay.addr = 0;
1098 
1099 	p_eng->io.mac12_drv_reg.addr = SCU_BASE + 0x90;
1100 	p_eng->io.mac12_drv_reg.drv_max = 0x1;
1101 	p_eng->io.drv_upper_bond = 0x1;
1102 	p_eng->io.drv_lower_bond = 0;
1103 #endif
1104 	return 0;
1105 }
1106 
1107 static uint32_t parse_arg_dedicated(int argc, char *const argv[],
1108 				    MAC_ENGINE *p_eng)
1109 {
1110 	switch (argc) {
1111 	case 10:
1112 		p_eng->arg.user_def_val = simple_strtol(argv[9], NULL, 16);
1113 	case 9:
1114 		p_eng->arg.delay_scan_range = simple_strtol(argv[8], NULL, 10);
1115 		p_eng->arg.ieee_sel = p_eng->arg.delay_scan_range;
1116 	case 8:
1117 		p_eng->arg.phy_addr = simple_strtol(argv[7], NULL, 10);
1118 	case 7:
1119 		p_eng->arg.test_mode = simple_strtol(argv[6], NULL, 16);
1120 		printf("test mode = %d\n", p_eng->arg.test_mode);
1121 	case 6:
1122 		p_eng->arg.loop_max = simple_strtol(argv[5], NULL, 10);
1123 		if (p_eng->arg.loop_max == -1) {
1124 			p_eng->arg.loop_inf = 1;
1125 		}
1126 		printf("loop max=%d, loop_inf=%d\n", p_eng->arg.loop_max, p_eng->arg.loop_inf);
1127 	case 5:
1128 		p_eng->arg.ctrl.w = simple_strtol(argv[4], NULL, 16);
1129 		printf("ctrl=0x%05x\n", p_eng->arg.ctrl.w);
1130 	case 4:
1131 		p_eng->arg.run_speed = simple_strtol(argv[3], NULL, 16);
1132 		printf("speed=0x%1x\n", p_eng->arg.run_speed);
1133 	case 3:
1134 		p_eng->arg.mdio_idx = simple_strtol(argv[2], NULL, 10);
1135 		printf("mdio_idx=%d\n", p_eng->arg.mdio_idx);
1136 	}
1137 
1138 	return 0;
1139 }
1140 
1141 static uint32_t parse_arg_ncsi(int argc, char *const argv[], MAC_ENGINE *p_eng)
1142 {
1143 	switch (argc) {
1144 	case 8:
1145 		p_eng->arg.GARPNumCnt = simple_strtol(argv[7], NULL, 10);
1146 	case 7:
1147 		p_eng->arg.ctrl.w = simple_strtol(argv[6], NULL, 16);
1148 	case 6:
1149 		p_eng->arg.delay_scan_range = simple_strtol(argv[5], NULL, 10);
1150 	case 5:
1151 		p_eng->arg.test_mode = simple_strtol(argv[4], NULL, 16);
1152 	case 4:
1153 		p_eng->arg.GChannelTolNum  = simple_strtol(argv[3], NULL, 10);
1154 	case 3:
1155 		p_eng->arg.GPackageTolNum  = simple_strtol(argv[2], NULL, 10);
1156 	}
1157 	return 0;
1158 }
1159 
1160 
1161 static void disable_wdt(MAC_ENGINE *p_eng)
1162 {
1163 	/* FIXME */
1164 	return;
1165 }
1166 
1167 static uint32_t setup_data(MAC_ENGINE *p_eng)
1168 {
1169 	if (p_eng->arg.run_mode == MODE_DEDICATED) {
1170 		if (p_eng->run.tm_tx_only)
1171 			setup_arp(p_eng);
1172 
1173 		p_eng->dat.FRAME_LEN =
1174 		    (uint32_t *)malloc(p_eng->dat.Des_Num * sizeof(uint32_t));
1175 		p_eng->dat.wp_lst =
1176 		    (uint32_t *)malloc(p_eng->dat.Des_Num * sizeof(uint32_t));
1177 
1178 		if (!p_eng->dat.FRAME_LEN)
1179 			return (finish_check(p_eng, Err_Flag_MALLOC_FrmSize));
1180 		if (!p_eng->dat.wp_lst)
1181 			return (finish_check(p_eng, Err_Flag_MALLOC_LastWP));
1182 
1183 		TestingSetup(p_eng);
1184 	} else {
1185 		if (p_eng->arg.GARPNumCnt != 0)
1186 			setup_arp(p_eng);
1187 	}
1188 
1189 	p_eng->run.speed_idx = 0;
1190 	p_eng->io.drv_curr = mac_get_driving_strength(p_eng);
1191 	if (mac_set_scan_boundary(p_eng))
1192 		return (finish_check(p_eng, 0));
1193 
1194 	return 0;
1195 }
1196 
1197 static uint32_t get_time_out_th(MAC_ENGINE *p_eng)
1198 {
1199 	uint32_t time_out;
1200 
1201 	time_out = timeout_th_tbl[p_eng->run.speed_idx];
1202 	if (p_eng->run.TM_WaitStart)
1203 		time_out = time_out * 10000;
1204 
1205 	return time_out;
1206 }
1207 uint32_t test_start(MAC_ENGINE *p_eng, PHY_ENGINE *p_phy_eng)
1208 {
1209 	uint32_t drv, speed;
1210 	int td, rd, tbegin, rbegin, tend, rend;
1211 	int tstep, rstep;
1212 
1213 	uint32_t wrn_flag_allspeed = 0;
1214 	uint32_t err_flag_allspeed = 0;
1215 	uint32_t des_flag_allspeed = 0;
1216 	uint32_t ncsi_flag_allspeed = 0;
1217 
1218 	memset(&p_eng->io.result_history[0][0], 0,
1219 	       sizeof(p_eng->io.result_history));
1220 
1221 	for (speed = 0; speed < 3; speed++) {
1222 		p_eng->flg.print_en = 1;
1223 		p_eng->run.speed_idx = speed;
1224 		mac_set_scan_boundary(p_eng);
1225 		if (0 == p_eng->run.speed_sel[speed]) {
1226 			continue;
1227 		}
1228 
1229 		p_eng->run.timeout_th = get_time_out_th(p_eng);
1230 		if (p_eng->arg.run_mode == MODE_DEDICATED) {
1231 			if ((p_eng->arg.run_speed == SET_1G_100M_10MBPS) ||
1232 			    (p_eng->arg.run_speed == SET_100M_10MBPS)) {
1233 				if (p_eng->run.speed_sel[0])
1234 					p_eng->run.loop_max =
1235 					    p_eng->arg.loop_max;
1236 				else if (p_eng->run.speed_sel[1])
1237 					p_eng->run.loop_max =
1238 					    p_eng->arg.loop_max / 100;
1239 				else
1240 					p_eng->run.loop_max =
1241 					    p_eng->arg.loop_max / 1000;
1242 
1243 				if (0 == p_eng->run.loop_max)
1244 					p_eng->run.loop_max = 1;
1245 
1246 				calc_loop_check_num(p_eng);
1247 			}
1248 			//------------------------------
1249 			// PHY Initial
1250 			//------------------------------
1251 			if (p_phy_eng->fp_set) {
1252 				init_phy(p_eng, p_phy_eng);
1253 			}
1254 
1255 			if (p_eng->flg.error)
1256 				return (finish_check(p_eng, 0));
1257 		}
1258 
1259 		//------------------------------
1260 		// [Start] The loop of different IO strength
1261 		//------------------------------
1262 		debug("drirving scan range: %d ~ %d\n",
1263 		       p_eng->io.drv_lower_bond, p_eng->io.drv_upper_bond);
1264 		for (drv = p_eng->io.drv_lower_bond;
1265 		     drv <= p_eng->io.drv_upper_bond; drv++) {
1266 			if (p_eng->run.IO_MrgChk) {
1267 				if (p_eng->run.TM_IOStrength) {
1268 					mac_set_driving_strength(p_eng, drv);
1269 					p_eng->io.drv_curr = mac_get_driving_strength(p_eng);
1270 				}
1271 
1272 				if (p_eng->run.delay_margin)
1273 					PrintIO_Header(p_eng, FP_LOG);
1274 				if (p_eng->run.TM_IOTiming)
1275 					PrintIO_Header(p_eng, FP_IO);
1276 				PrintIO_Header(p_eng, STD_OUT);
1277 			} else {
1278 				if (p_eng->arg.run_mode == MODE_DEDICATED) {
1279 					Print_Header(p_eng, STD_OUT);
1280 				}
1281 			} // End if (p_eng->run.IO_MrgChk)
1282 
1283 			//------------------------------
1284 			// [Start] The loop of different IO out delay
1285 			//------------------------------
1286 			tbegin = p_eng->io.tx_delay_scan.begin;
1287 			tend = p_eng->io.tx_delay_scan.end;
1288 			tstep = p_eng->io.tx_delay_scan.step;
1289 
1290 			rbegin = p_eng->io.rx_delay_scan.begin;
1291 			rend = p_eng->io.rx_delay_scan.end;
1292 			rstep = p_eng->io.rx_delay_scan.step;
1293 
1294 			for (td = tbegin; td <= tend; td += tstep) {
1295 				p_eng->io.Dly_out = td;
1296 				p_eng->io.Dly_out_selval = td;
1297 				if (p_eng->run.IO_MrgChk) {
1298 					PrintIO_LineS(p_eng, STD_OUT);
1299 				} // End if (p_eng->run.IO_MrgChk)
1300 
1301 				//------------------------------
1302 				// [Start] The loop of different IO in
1303 				// delay
1304 				//------------------------------
1305 				for (rd = rbegin; rd <= rend; rd += rstep) {
1306 					p_eng->io.Dly_in = rd;
1307 					if (p_eng->run.IO_MrgChk) {
1308 						p_eng->io.Dly_in_selval = rd;
1309 						scu_disable_mac(p_eng);
1310 						mac_set_delay(p_eng, rd, td);
1311 						scu_enable_mac(p_eng);
1312 					}
1313 					//------------------------------
1314 					// MAC Initial
1315 					//------------------------------
1316 					init_mac(p_eng);
1317 					if (p_eng->flg.error)
1318 						return (finish_check(p_eng, 0));
1319 
1320 					if (p_eng->arg.run_mode == MODE_NCSI) {
1321 						p_eng->io.result =
1322 						    phy_ncsi(p_eng);
1323 					} else {
1324 						p_eng->io.result = TestingLoop(
1325 						    p_eng,
1326 						    p_eng->run.LOOP_CheckNum);
1327 					}
1328 
1329 					p_eng->io.result_history[rd + 64][td] |=
1330 					    p_eng->io.result;
1331 
1332 					/* Display to Log file and monitor */
1333 					if (p_eng->run.IO_MrgChk) {
1334 						PrintIO_Line(p_eng, STD_OUT);
1335 
1336 						FPri_ErrFlag(p_eng, FP_LOG);
1337 
1338 						p_eng->flg.warn = 0;
1339 						p_eng->flg.error = 0;
1340 						p_eng->flg.desc = 0;
1341 						p_eng->flg.ncsi = 0;
1342 					}
1343 				}
1344 
1345 				if (p_eng->run.IO_MrgChk) {
1346 					if (p_eng->run.TM_IOTiming) {
1347 						PRINTF(FP_IO, "\n");
1348 					}
1349 					printf("\n");
1350 				}
1351 			}
1352 
1353 			if (!p_eng->run.tm_tx_only)
1354 				FPri_ErrFlag(p_eng, FP_LOG);
1355 			if (p_eng->run.TM_IOTiming)
1356 				FPri_ErrFlag(p_eng, FP_IO);
1357 
1358 			FPri_ErrFlag(p_eng, STD_OUT);
1359 
1360 			wrn_flag_allspeed |= p_eng->flg.warn;
1361 			err_flag_allspeed |= p_eng->flg.error;
1362 			des_flag_allspeed |= p_eng->flg.error;
1363 			ncsi_flag_allspeed |= p_eng->flg.error;
1364 			p_eng->flg.warn = 0;
1365 			p_eng->flg.error = 0;
1366 			p_eng->flg.desc = 0;
1367 			p_eng->flg.ncsi = 0;
1368 		}
1369 
1370 		if (p_eng->arg.run_mode == MODE_DEDICATED) {
1371 			if (p_phy_eng->fp_clr != 0)
1372 				recov_phy(p_eng, p_phy_eng);
1373 		}
1374 
1375 		p_eng->run.speed_sel[speed] = 0;
1376 		p_eng->flg.print_en = 0;
1377 	} // End for (speed = 0; speed < 3; speed++)
1378 
1379 	p_eng->flg.warn = wrn_flag_allspeed;
1380 	p_eng->flg.error = err_flag_allspeed;
1381 	p_eng->flg.desc = des_flag_allspeed;
1382 	p_eng->flg.ncsi = ncsi_flag_allspeed;
1383 
1384 	return (finish_check(p_eng, 0));
1385 }
1386 static uint32_t ring_clk(uint32_t reg_offset, uint32_t clk_sel)
1387 {
1388 	uint32_t freq;
1389 
1390 	SCU_WR(0, reg_offset);
1391 	SCU_WR((0xf << 2) | BIT(0), reg_offset);
1392 	udelay(1000);
1393 	SCU_WR((clk_sel << 2) | BIT(1) | BIT(0), reg_offset);
1394 	while ((SCU_RD(reg_offset) & BIT(6)) == 0);
1395 
1396 	freq = (SCU_RD(reg_offset) & GENMASK(29, 16)) >> 16;
1397 	SCU_WR(0, reg_offset);
1398 	return ((freq + 1) * 48828);
1399 }
1400 
1401 void dump_setting(MAC_ENGINE *p_eng)
1402 {
1403 	/* dump env */
1404 	printf("===================\n");
1405 	printf("ast2600 compatible = %d\n", p_eng->env.ast2600);
1406 	printf("ast2500 compatible = %d\n", p_eng->env.ast2500);
1407 	printf("valid MAC number = %d\n", p_eng->env.mac_num);
1408 	printf("use new MDIO register = %d %d %d %d\n",
1409 	       p_eng->env.is_new_mdio_reg[0],
1410 	       p_eng->env.is_new_mdio_reg[1],
1411 	       p_eng->env.is_new_mdio_reg[2],
1412 	       p_eng->env.is_new_mdio_reg[3]);
1413 	printf("1G compatible = %d %d %d %d\n",
1414 	       p_eng->env.is_1g_valid[0],
1415 	       p_eng->env.is_1g_valid[1],
1416 	       p_eng->env.is_1g_valid[2],
1417 	       p_eng->env.is_1g_valid[3]);
1418 	printf("===================\n");
1419 
1420 
1421 	printf("RGMIICK of MAC1/2 = %d Hz\n", ring_clk(0x320, 0xf));
1422 	printf("RGMIICK of MAC3/4 = %d Hz\n", ring_clk(0x330, 0x9));
1423 	printf("EPLL              = %d Hz\n", ring_clk(0x320, 0x5) * 4);
1424 	printf("HCLK              = %d Hz\n", ring_clk(0x330, 0x1));
1425 
1426 }
1427 /**
1428  * @brief nettest main function
1429 */
1430 int mac_test(int argc, char * const argv[], uint32_t mode)
1431 {
1432 	MAC_ENGINE mac_eng;
1433 	PHY_ENGINE phy_eng;
1434 	uint32_t ret;
1435 
1436 	ret = init_mac_engine(&mac_eng, mode);
1437 	if (ret) {
1438 		printf("init MAC engine fail\n");
1439 		return ret;
1440 	}
1441 
1442 	if (argc <= 1) {
1443 		print_usage(&mac_eng);
1444 		return 1;
1445 	}
1446 
1447 	mac_eng.arg.mac_idx = simple_strtol(argv[1], NULL, 16);
1448 
1449 	/* default mdio_idx = mac_idx */
1450 	mac_eng.arg.mdio_idx = mac_eng.arg.mac_idx;
1451 	if (MODE_DEDICATED == mode)
1452 		parse_arg_dedicated(argc, argv, &mac_eng);
1453 	else
1454 		parse_arg_ncsi(argc, argv, &mac_eng);
1455 
1456 	ret = setup_running(&mac_eng);
1457 	if (ret)
1458 		return 1;
1459 
1460 	dump_setting(&mac_eng);
1461 
1462 	/* init PHY engine */
1463 	phy_eng.fp_set = NULL;
1464 	phy_eng.fp_clr = NULL;
1465 
1466 	if (mac_eng.arg.ctrl.b.rmii_50m_out && 0 == mac_eng.run.is_rgmii) {
1467 		mac_set_rmii_50m_output_enable(&mac_eng);
1468 	}
1469 
1470 	push_reg(&mac_eng);
1471 	disable_wdt(&mac_eng);
1472 
1473 	mac_set_addr(&mac_eng);
1474 	if (mac_eng.arg.ctrl.b.mac_int_loopback)
1475 		mac_set_interal_loopback(&mac_eng);
1476 
1477 	scu_set_pinmux(&mac_eng);
1478 
1479 	scu_disable_mac(&mac_eng);
1480 	scu_enable_mac(&mac_eng);
1481 	if (mac_eng.arg.run_mode == MODE_DEDICATED) {
1482 		if (1 == phy_find_addr(&mac_eng)) {
1483 			phy_select(&mac_eng, &phy_eng);
1484 		}
1485 	}
1486 
1487 	/* Data Initial */
1488 	setup_data(&mac_eng);
1489 
1490 	mac_eng.flg.all_fail = 1;
1491 	mac_eng.io.init_done = 1;
1492 	for(int i = 0; i < 3; i++)
1493 		mac_eng.run.speed_sel[i] = mac_eng.run.speed_cfg[i];
1494 
1495 	//------------------------------
1496 	// [Start] The loop of different speed
1497 	//------------------------------
1498 	print_legend();
1499 	test_start(&mac_eng, &phy_eng);
1500 
1501 	return 0;
1502 }
1503