1 /* apollohw.h : some structures to access apollo HW */ 2 3 #ifndef _ASMm68k_APOLLOHW_H_ 4 #define _ASMm68k_APOLLOHW_H_ 5 6 #include <linux/types.h> 7 8 /* 9 apollo models 10 */ 11 12 extern u_long apollo_model; 13 14 #define APOLLO_UNKNOWN (0) 15 #define APOLLO_DN3000 (1) 16 #define APOLLO_DN3010 (2) 17 #define APOLLO_DN3500 (3) 18 #define APOLLO_DN4000 (4) 19 #define APOLLO_DN4500 (5) 20 21 /* 22 see scn2681 data sheet for more info. 23 member names are read_write. 24 */ 25 26 #define DECLARE_2681_FIELD(x) unsigned char x; unsigned char dummy##x 27 28 struct SCN2681 { 29 30 DECLARE_2681_FIELD(mra); 31 DECLARE_2681_FIELD(sra_csra); 32 DECLARE_2681_FIELD(BRGtest_cra); 33 DECLARE_2681_FIELD(rhra_thra); 34 DECLARE_2681_FIELD(ipcr_acr); 35 DECLARE_2681_FIELD(isr_imr); 36 DECLARE_2681_FIELD(ctu_ctur); 37 DECLARE_2681_FIELD(ctl_ctlr); 38 DECLARE_2681_FIELD(mrb); 39 DECLARE_2681_FIELD(srb_csrb); 40 DECLARE_2681_FIELD(tst_crb); 41 DECLARE_2681_FIELD(rhrb_thrb); 42 DECLARE_2681_FIELD(reserved); 43 DECLARE_2681_FIELD(ip_opcr); 44 DECLARE_2681_FIELD(startCnt_setOutBit); 45 DECLARE_2681_FIELD(stopCnt_resetOutBit); 46 47 }; 48 49 struct mc146818 { 50 unsigned char second, alarm_second; 51 unsigned char minute, alarm_minute; 52 unsigned char hours, alarm_hours; 53 unsigned char day_of_week, day_of_month; 54 unsigned char month, year; 55 }; 56 57 58 #define IO_BASE 0x80000000 59 60 extern u_long sio01_physaddr; 61 extern u_long sio23_physaddr; 62 extern u_long rtc_physaddr; 63 extern u_long pica_physaddr; 64 extern u_long picb_physaddr; 65 extern u_long cpuctrl_physaddr; 66 extern u_long timer_physaddr; 67 68 #define SAU7_SIO01_PHYSADDR 0x10400 69 #define SAU7_SIO23_PHYSADDR 0x10500 70 #define SAU7_RTC_PHYSADDR 0x10900 71 #define SAU7_PICA 0x11000 72 #define SAU7_PICB 0x11100 73 #define SAU7_CPUCTRL 0x10100 74 #define SAU7_TIMER 0x010800 75 76 #define SAU8_SIO01_PHYSADDR 0x8400 77 #define SAU8_RTC_PHYSADDR 0x8900 78 #define SAU8_PICA 0x9400 79 #define SAU8_PICB 0x9500 80 #define SAU8_CPUCTRL 0x8100 81 #define SAU8_TIMER 0x8800 82 83 #define sio01 ((*(volatile struct SCN2681 *)(IO_BASE + sio01_physaddr))) 84 #define sio23 ((*(volatile struct SCN2681 *)(IO_BASE + sio23_physaddr))) 85 #define rtc (((volatile struct mc146818 *)(IO_BASE + rtc_physaddr))) 86 #define cpuctrl (*(volatile unsigned int *)(IO_BASE + cpuctrl_physaddr)) 87 #define pica (IO_BASE + pica_physaddr) 88 #define picb (IO_BASE + picb_physaddr) 89 #define apollo_timer (IO_BASE + timer_physaddr) 90 #define addr_xlat_map ((unsigned short *)(IO_BASE + 0x17000)) 91 92 #define isaIO2mem(x) (((((x) & 0x3f8) << 7) | (((x) & 0xfc00) >> 6) | ((x) & 0x7)) + 0x40000 + IO_BASE) 93 94 #define IRQ_APOLLO IRQ_USER 95 96 #endif 97