131e17060SPaolo Bonzini /* 231e17060SPaolo Bonzini * QEMU model of the Xilinx Zynq SPI controller 331e17060SPaolo Bonzini * 431e17060SPaolo Bonzini * Copyright (c) 2012 Peter A. G. Crosthwaite 531e17060SPaolo Bonzini * 631e17060SPaolo Bonzini * Permission is hereby granted, free of charge, to any person obtaining a copy 731e17060SPaolo Bonzini * of this software and associated documentation files (the "Software"), to deal 831e17060SPaolo Bonzini * in the Software without restriction, including without limitation the rights 931e17060SPaolo Bonzini * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 1031e17060SPaolo Bonzini * copies of the Software, and to permit persons to whom the Software is 1131e17060SPaolo Bonzini * furnished to do so, subject to the following conditions: 1231e17060SPaolo Bonzini * 1331e17060SPaolo Bonzini * The above copyright notice and this permission notice shall be included in 1431e17060SPaolo Bonzini * all copies or substantial portions of the Software. 1531e17060SPaolo Bonzini * 1631e17060SPaolo Bonzini * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1731e17060SPaolo Bonzini * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1831e17060SPaolo Bonzini * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 1931e17060SPaolo Bonzini * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 2031e17060SPaolo Bonzini * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 2131e17060SPaolo Bonzini * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 2231e17060SPaolo Bonzini * THE SOFTWARE. 2331e17060SPaolo Bonzini */ 2431e17060SPaolo Bonzini 2531e17060SPaolo Bonzini #include "hw/sysbus.h" 2631e17060SPaolo Bonzini #include "sysemu/sysemu.h" 2731e17060SPaolo Bonzini #include "hw/ptimer.h" 2831e17060SPaolo Bonzini #include "qemu/log.h" 2931e17060SPaolo Bonzini #include "qemu/fifo8.h" 3031e17060SPaolo Bonzini #include "hw/ssi.h" 3131e17060SPaolo Bonzini #include "qemu/bitops.h" 3231e17060SPaolo Bonzini 3331e17060SPaolo Bonzini #ifdef XILINX_SPIPS_ERR_DEBUG 3431e17060SPaolo Bonzini #define DB_PRINT(...) do { \ 3531e17060SPaolo Bonzini fprintf(stderr, ": %s: ", __func__); \ 3631e17060SPaolo Bonzini fprintf(stderr, ## __VA_ARGS__); \ 3731e17060SPaolo Bonzini } while (0); 3831e17060SPaolo Bonzini #else 3931e17060SPaolo Bonzini #define DB_PRINT(...) 4031e17060SPaolo Bonzini #endif 4131e17060SPaolo Bonzini 4231e17060SPaolo Bonzini /* config register */ 4331e17060SPaolo Bonzini #define R_CONFIG (0x00 / 4) 4431e17060SPaolo Bonzini #define IFMODE (1 << 31) 4531e17060SPaolo Bonzini #define ENDIAN (1 << 26) 4631e17060SPaolo Bonzini #define MODEFAIL_GEN_EN (1 << 17) 4731e17060SPaolo Bonzini #define MAN_START_COM (1 << 16) 4831e17060SPaolo Bonzini #define MAN_START_EN (1 << 15) 4931e17060SPaolo Bonzini #define MANUAL_CS (1 << 14) 5031e17060SPaolo Bonzini #define CS (0xF << 10) 5131e17060SPaolo Bonzini #define CS_SHIFT (10) 5231e17060SPaolo Bonzini #define PERI_SEL (1 << 9) 5331e17060SPaolo Bonzini #define REF_CLK (1 << 8) 5431e17060SPaolo Bonzini #define FIFO_WIDTH (3 << 6) 5531e17060SPaolo Bonzini #define BAUD_RATE_DIV (7 << 3) 5631e17060SPaolo Bonzini #define CLK_PH (1 << 2) 5731e17060SPaolo Bonzini #define CLK_POL (1 << 1) 5831e17060SPaolo Bonzini #define MODE_SEL (1 << 0) 5931e17060SPaolo Bonzini 6031e17060SPaolo Bonzini /* interrupt mechanism */ 6131e17060SPaolo Bonzini #define R_INTR_STATUS (0x04 / 4) 6231e17060SPaolo Bonzini #define R_INTR_EN (0x08 / 4) 6331e17060SPaolo Bonzini #define R_INTR_DIS (0x0C / 4) 6431e17060SPaolo Bonzini #define R_INTR_MASK (0x10 / 4) 6531e17060SPaolo Bonzini #define IXR_TX_FIFO_UNDERFLOW (1 << 6) 6631e17060SPaolo Bonzini #define IXR_RX_FIFO_FULL (1 << 5) 6731e17060SPaolo Bonzini #define IXR_RX_FIFO_NOT_EMPTY (1 << 4) 6831e17060SPaolo Bonzini #define IXR_TX_FIFO_FULL (1 << 3) 6931e17060SPaolo Bonzini #define IXR_TX_FIFO_NOT_FULL (1 << 2) 7031e17060SPaolo Bonzini #define IXR_TX_FIFO_MODE_FAIL (1 << 1) 7131e17060SPaolo Bonzini #define IXR_RX_FIFO_OVERFLOW (1 << 0) 7231e17060SPaolo Bonzini #define IXR_ALL ((IXR_TX_FIFO_UNDERFLOW<<1)-1) 7331e17060SPaolo Bonzini 7431e17060SPaolo Bonzini #define R_EN (0x14 / 4) 7531e17060SPaolo Bonzini #define R_DELAY (0x18 / 4) 7631e17060SPaolo Bonzini #define R_TX_DATA (0x1C / 4) 7731e17060SPaolo Bonzini #define R_RX_DATA (0x20 / 4) 7831e17060SPaolo Bonzini #define R_SLAVE_IDLE_COUNT (0x24 / 4) 7931e17060SPaolo Bonzini #define R_TX_THRES (0x28 / 4) 8031e17060SPaolo Bonzini #define R_RX_THRES (0x2C / 4) 8131e17060SPaolo Bonzini #define R_TXD1 (0x80 / 4) 8231e17060SPaolo Bonzini #define R_TXD2 (0x84 / 4) 8331e17060SPaolo Bonzini #define R_TXD3 (0x88 / 4) 8431e17060SPaolo Bonzini 8531e17060SPaolo Bonzini #define R_LQSPI_CFG (0xa0 / 4) 8631e17060SPaolo Bonzini #define R_LQSPI_CFG_RESET 0x03A002EB 8731e17060SPaolo Bonzini #define LQSPI_CFG_LQ_MODE (1 << 31) 8831e17060SPaolo Bonzini #define LQSPI_CFG_TWO_MEM (1 << 30) 8931e17060SPaolo Bonzini #define LQSPI_CFG_SEP_BUS (1 << 30) 9031e17060SPaolo Bonzini #define LQSPI_CFG_U_PAGE (1 << 28) 9131e17060SPaolo Bonzini #define LQSPI_CFG_MODE_EN (1 << 25) 9231e17060SPaolo Bonzini #define LQSPI_CFG_MODE_WIDTH 8 9331e17060SPaolo Bonzini #define LQSPI_CFG_MODE_SHIFT 16 9431e17060SPaolo Bonzini #define LQSPI_CFG_DUMMY_WIDTH 3 9531e17060SPaolo Bonzini #define LQSPI_CFG_DUMMY_SHIFT 8 9631e17060SPaolo Bonzini #define LQSPI_CFG_INST_CODE 0xFF 9731e17060SPaolo Bonzini 9831e17060SPaolo Bonzini #define R_LQSPI_STS (0xA4 / 4) 9931e17060SPaolo Bonzini #define LQSPI_STS_WR_RECVD (1 << 1) 10031e17060SPaolo Bonzini 10131e17060SPaolo Bonzini #define R_MOD_ID (0xFC / 4) 10231e17060SPaolo Bonzini 10331e17060SPaolo Bonzini #define R_MAX (R_MOD_ID+1) 10431e17060SPaolo Bonzini 10531e17060SPaolo Bonzini /* size of TXRX FIFOs */ 10631e17060SPaolo Bonzini #define RXFF_A 32 10731e17060SPaolo Bonzini #define TXFF_A 32 10831e17060SPaolo Bonzini 10910e60b35SPeter Crosthwaite #define RXFF_A_Q (64 * 4) 11010e60b35SPeter Crosthwaite #define TXFF_A_Q (64 * 4) 11110e60b35SPeter Crosthwaite 11231e17060SPaolo Bonzini /* 16MB per linear region */ 11331e17060SPaolo Bonzini #define LQSPI_ADDRESS_BITS 24 11431e17060SPaolo Bonzini /* Bite off 4k chunks at a time */ 11531e17060SPaolo Bonzini #define LQSPI_CACHE_SIZE 1024 11631e17060SPaolo Bonzini 11731e17060SPaolo Bonzini #define SNOOP_CHECKING 0xFF 11831e17060SPaolo Bonzini #define SNOOP_NONE 0xFE 11931e17060SPaolo Bonzini #define SNOOP_STRIPING 0 12031e17060SPaolo Bonzini 12131e17060SPaolo Bonzini typedef enum { 12231e17060SPaolo Bonzini READ = 0x3, 12331e17060SPaolo Bonzini FAST_READ = 0xb, 12431e17060SPaolo Bonzini DOR = 0x3b, 12531e17060SPaolo Bonzini QOR = 0x6b, 12631e17060SPaolo Bonzini DIOR = 0xbb, 12731e17060SPaolo Bonzini QIOR = 0xeb, 12831e17060SPaolo Bonzini 12931e17060SPaolo Bonzini PP = 0x2, 13031e17060SPaolo Bonzini DPP = 0xa2, 13131e17060SPaolo Bonzini QPP = 0x32, 13231e17060SPaolo Bonzini } FlashCMD; 13331e17060SPaolo Bonzini 13431e17060SPaolo Bonzini typedef struct { 1356b91f015SPeter Crosthwaite SysBusDevice parent_obj; 1366b91f015SPeter Crosthwaite 13731e17060SPaolo Bonzini MemoryRegion iomem; 13831e17060SPaolo Bonzini MemoryRegion mmlqspi; 13931e17060SPaolo Bonzini 14031e17060SPaolo Bonzini qemu_irq irq; 14131e17060SPaolo Bonzini int irqline; 14231e17060SPaolo Bonzini 14331e17060SPaolo Bonzini uint8_t num_cs; 14431e17060SPaolo Bonzini uint8_t num_busses; 14531e17060SPaolo Bonzini 14631e17060SPaolo Bonzini uint8_t snoop_state; 14731e17060SPaolo Bonzini qemu_irq *cs_lines; 14831e17060SPaolo Bonzini SSIBus **spi; 14931e17060SPaolo Bonzini 15031e17060SPaolo Bonzini Fifo8 rx_fifo; 15131e17060SPaolo Bonzini Fifo8 tx_fifo; 15231e17060SPaolo Bonzini 15331e17060SPaolo Bonzini uint8_t num_txrx_bytes; 15431e17060SPaolo Bonzini 15531e17060SPaolo Bonzini uint32_t regs[R_MAX]; 1566b91f015SPeter Crosthwaite } XilinxSPIPS; 1576b91f015SPeter Crosthwaite 1586b91f015SPeter Crosthwaite typedef struct { 1596b91f015SPeter Crosthwaite XilinxSPIPS parent_obj; 16031e17060SPaolo Bonzini 16131e17060SPaolo Bonzini uint32_t lqspi_buf[LQSPI_CACHE_SIZE]; 16231e17060SPaolo Bonzini hwaddr lqspi_cached_addr; 1636b91f015SPeter Crosthwaite } XilinxQSPIPS; 16431e17060SPaolo Bonzini 16510e60b35SPeter Crosthwaite typedef struct XilinxSPIPSClass { 16610e60b35SPeter Crosthwaite SysBusDeviceClass parent_class; 16710e60b35SPeter Crosthwaite 168*b5cd9143SPeter Crosthwaite const MemoryRegionOps *reg_ops; 169*b5cd9143SPeter Crosthwaite 17010e60b35SPeter Crosthwaite uint32_t rx_fifo_size; 17110e60b35SPeter Crosthwaite uint32_t tx_fifo_size; 17210e60b35SPeter Crosthwaite } XilinxSPIPSClass; 1736b91f015SPeter Crosthwaite 1746b91f015SPeter Crosthwaite #define TYPE_XILINX_SPIPS "xlnx.ps7-spi" 1756b91f015SPeter Crosthwaite #define TYPE_XILINX_QSPIPS "xlnx.ps7-qspi" 17631e17060SPaolo Bonzini 17731e17060SPaolo Bonzini #define XILINX_SPIPS(obj) \ 17831e17060SPaolo Bonzini OBJECT_CHECK(XilinxSPIPS, (obj), TYPE_XILINX_SPIPS) 17910e60b35SPeter Crosthwaite #define XILINX_SPIPS_CLASS(klass) \ 18010e60b35SPeter Crosthwaite OBJECT_CLASS_CHECK(XilinxSPIPSClass, (klass), TYPE_XILINX_SPIPS) 18110e60b35SPeter Crosthwaite #define XILINX_SPIPS_GET_CLASS(obj) \ 18210e60b35SPeter Crosthwaite OBJECT_GET_CLASS(XilinxSPIPSClass, (obj), TYPE_XILINX_SPIPS) 18310e60b35SPeter Crosthwaite 1846b91f015SPeter Crosthwaite #define XILINX_QSPIPS(obj) \ 1856b91f015SPeter Crosthwaite OBJECT_CHECK(XilinxQSPIPS, (obj), TYPE_XILINX_QSPIPS) 18631e17060SPaolo Bonzini 18731e17060SPaolo Bonzini static inline int num_effective_busses(XilinxSPIPS *s) 18831e17060SPaolo Bonzini { 18931e17060SPaolo Bonzini return (s->regs[R_LQSPI_CFG] & LQSPI_CFG_SEP_BUS && 19031e17060SPaolo Bonzini s->regs[R_LQSPI_CFG] & LQSPI_CFG_TWO_MEM) ? s->num_busses : 1; 19131e17060SPaolo Bonzini } 19231e17060SPaolo Bonzini 19331e17060SPaolo Bonzini static void xilinx_spips_update_cs_lines(XilinxSPIPS *s) 19431e17060SPaolo Bonzini { 19531e17060SPaolo Bonzini int i, j; 19631e17060SPaolo Bonzini bool found = false; 19731e17060SPaolo Bonzini int field = s->regs[R_CONFIG] >> CS_SHIFT; 19831e17060SPaolo Bonzini 19931e17060SPaolo Bonzini for (i = 0; i < s->num_cs; i++) { 20031e17060SPaolo Bonzini for (j = 0; j < num_effective_busses(s); j++) { 20131e17060SPaolo Bonzini int upage = !!(s->regs[R_LQSPI_STS] & LQSPI_CFG_U_PAGE); 20231e17060SPaolo Bonzini int cs_to_set = (j * s->num_cs + i + upage) % 20331e17060SPaolo Bonzini (s->num_cs * s->num_busses); 20431e17060SPaolo Bonzini 20531e17060SPaolo Bonzini if (~field & (1 << i) && !found) { 20631e17060SPaolo Bonzini DB_PRINT("selecting slave %d\n", i); 20731e17060SPaolo Bonzini qemu_set_irq(s->cs_lines[cs_to_set], 0); 20831e17060SPaolo Bonzini } else { 20931e17060SPaolo Bonzini qemu_set_irq(s->cs_lines[cs_to_set], 1); 21031e17060SPaolo Bonzini } 21131e17060SPaolo Bonzini } 21231e17060SPaolo Bonzini if (~field & (1 << i)) { 21331e17060SPaolo Bonzini found = true; 21431e17060SPaolo Bonzini } 21531e17060SPaolo Bonzini } 21631e17060SPaolo Bonzini if (!found) { 21731e17060SPaolo Bonzini s->snoop_state = SNOOP_CHECKING; 21831e17060SPaolo Bonzini } 21931e17060SPaolo Bonzini } 22031e17060SPaolo Bonzini 22131e17060SPaolo Bonzini static void xilinx_spips_update_ixr(XilinxSPIPS *s) 22231e17060SPaolo Bonzini { 2233ea728d0SPeter Crosthwaite if (s->regs[R_LQSPI_CFG] & LQSPI_CFG_LQ_MODE) { 2243ea728d0SPeter Crosthwaite return; 2253ea728d0SPeter Crosthwaite } 22631e17060SPaolo Bonzini /* These are set/cleared as they occur */ 22731e17060SPaolo Bonzini s->regs[R_INTR_STATUS] &= (IXR_TX_FIFO_UNDERFLOW | IXR_RX_FIFO_OVERFLOW | 22831e17060SPaolo Bonzini IXR_TX_FIFO_MODE_FAIL); 22931e17060SPaolo Bonzini /* these are pure functions of fifo state, set them here */ 23031e17060SPaolo Bonzini s->regs[R_INTR_STATUS] |= 23131e17060SPaolo Bonzini (fifo8_is_full(&s->rx_fifo) ? IXR_RX_FIFO_FULL : 0) | 23231e17060SPaolo Bonzini (s->rx_fifo.num >= s->regs[R_RX_THRES] ? IXR_RX_FIFO_NOT_EMPTY : 0) | 23331e17060SPaolo Bonzini (fifo8_is_full(&s->tx_fifo) ? IXR_TX_FIFO_FULL : 0) | 23431e17060SPaolo Bonzini (s->tx_fifo.num < s->regs[R_TX_THRES] ? IXR_TX_FIFO_NOT_FULL : 0); 23531e17060SPaolo Bonzini /* drive external interrupt pin */ 23631e17060SPaolo Bonzini int new_irqline = !!(s->regs[R_INTR_MASK] & s->regs[R_INTR_STATUS] & 23731e17060SPaolo Bonzini IXR_ALL); 23831e17060SPaolo Bonzini if (new_irqline != s->irqline) { 23931e17060SPaolo Bonzini s->irqline = new_irqline; 24031e17060SPaolo Bonzini qemu_set_irq(s->irq, s->irqline); 24131e17060SPaolo Bonzini } 24231e17060SPaolo Bonzini } 24331e17060SPaolo Bonzini 24431e17060SPaolo Bonzini static void xilinx_spips_reset(DeviceState *d) 24531e17060SPaolo Bonzini { 24631e17060SPaolo Bonzini XilinxSPIPS *s = XILINX_SPIPS(d); 24731e17060SPaolo Bonzini 24831e17060SPaolo Bonzini int i; 24931e17060SPaolo Bonzini for (i = 0; i < R_MAX; i++) { 25031e17060SPaolo Bonzini s->regs[i] = 0; 25131e17060SPaolo Bonzini } 25231e17060SPaolo Bonzini 25331e17060SPaolo Bonzini fifo8_reset(&s->rx_fifo); 25431e17060SPaolo Bonzini fifo8_reset(&s->rx_fifo); 25531e17060SPaolo Bonzini /* non zero resets */ 25631e17060SPaolo Bonzini s->regs[R_CONFIG] |= MODEFAIL_GEN_EN; 25731e17060SPaolo Bonzini s->regs[R_SLAVE_IDLE_COUNT] = 0xFF; 25831e17060SPaolo Bonzini s->regs[R_TX_THRES] = 1; 25931e17060SPaolo Bonzini s->regs[R_RX_THRES] = 1; 26031e17060SPaolo Bonzini /* FIXME: move magic number definition somewhere sensible */ 26131e17060SPaolo Bonzini s->regs[R_MOD_ID] = 0x01090106; 26231e17060SPaolo Bonzini s->regs[R_LQSPI_CFG] = R_LQSPI_CFG_RESET; 26331e17060SPaolo Bonzini s->snoop_state = SNOOP_CHECKING; 26431e17060SPaolo Bonzini xilinx_spips_update_ixr(s); 26531e17060SPaolo Bonzini xilinx_spips_update_cs_lines(s); 26631e17060SPaolo Bonzini } 26731e17060SPaolo Bonzini 26831e17060SPaolo Bonzini static void xilinx_spips_flush_txfifo(XilinxSPIPS *s) 26931e17060SPaolo Bonzini { 27031e17060SPaolo Bonzini for (;;) { 27131e17060SPaolo Bonzini int i; 27231e17060SPaolo Bonzini uint8_t rx; 27331e17060SPaolo Bonzini uint8_t tx = 0; 27431e17060SPaolo Bonzini 27531e17060SPaolo Bonzini for (i = 0; i < num_effective_busses(s); ++i) { 27631e17060SPaolo Bonzini if (!i || s->snoop_state == SNOOP_STRIPING) { 27731e17060SPaolo Bonzini if (fifo8_is_empty(&s->tx_fifo)) { 2783ea728d0SPeter Crosthwaite if (!(s->regs[R_LQSPI_CFG] & LQSPI_CFG_LQ_MODE)) { 27931e17060SPaolo Bonzini s->regs[R_INTR_STATUS] |= IXR_TX_FIFO_UNDERFLOW; 2803ea728d0SPeter Crosthwaite } 28131e17060SPaolo Bonzini xilinx_spips_update_ixr(s); 28231e17060SPaolo Bonzini return; 28331e17060SPaolo Bonzini } else { 28431e17060SPaolo Bonzini tx = fifo8_pop(&s->tx_fifo); 28531e17060SPaolo Bonzini } 28631e17060SPaolo Bonzini } 28731e17060SPaolo Bonzini rx = ssi_transfer(s->spi[i], (uint32_t)tx); 28831e17060SPaolo Bonzini DB_PRINT("tx = %02x rx = %02x\n", tx, rx); 28931e17060SPaolo Bonzini if (!i || s->snoop_state == SNOOP_STRIPING) { 29031e17060SPaolo Bonzini if (fifo8_is_full(&s->rx_fifo)) { 29131e17060SPaolo Bonzini s->regs[R_INTR_STATUS] |= IXR_RX_FIFO_OVERFLOW; 29231e17060SPaolo Bonzini DB_PRINT("rx FIFO overflow"); 29331e17060SPaolo Bonzini } else { 29431e17060SPaolo Bonzini fifo8_push(&s->rx_fifo, (uint8_t)rx); 29531e17060SPaolo Bonzini } 29631e17060SPaolo Bonzini } 29731e17060SPaolo Bonzini } 29831e17060SPaolo Bonzini 29931e17060SPaolo Bonzini switch (s->snoop_state) { 30031e17060SPaolo Bonzini case (SNOOP_CHECKING): 30131e17060SPaolo Bonzini switch (tx) { /* new instruction code */ 30231e17060SPaolo Bonzini case READ: /* 3 address bytes, no dummy bytes/cycles */ 30331e17060SPaolo Bonzini case PP: 30431e17060SPaolo Bonzini case DPP: 30531e17060SPaolo Bonzini case QPP: 30631e17060SPaolo Bonzini s->snoop_state = 3; 30731e17060SPaolo Bonzini break; 30831e17060SPaolo Bonzini case FAST_READ: /* 3 address bytes, 1 dummy byte */ 30931e17060SPaolo Bonzini case DOR: 31031e17060SPaolo Bonzini case QOR: 31131e17060SPaolo Bonzini case DIOR: /* FIXME: these vary between vendor - set to spansion */ 31231e17060SPaolo Bonzini s->snoop_state = 4; 31331e17060SPaolo Bonzini break; 31431e17060SPaolo Bonzini case QIOR: /* 3 address bytes, 2 dummy bytes */ 31531e17060SPaolo Bonzini s->snoop_state = 6; 31631e17060SPaolo Bonzini break; 31731e17060SPaolo Bonzini default: 31831e17060SPaolo Bonzini s->snoop_state = SNOOP_NONE; 31931e17060SPaolo Bonzini } 32031e17060SPaolo Bonzini break; 32131e17060SPaolo Bonzini case (SNOOP_STRIPING): 32231e17060SPaolo Bonzini case (SNOOP_NONE): 32331e17060SPaolo Bonzini break; 32431e17060SPaolo Bonzini default: 32531e17060SPaolo Bonzini s->snoop_state--; 32631e17060SPaolo Bonzini } 32731e17060SPaolo Bonzini } 32831e17060SPaolo Bonzini } 32931e17060SPaolo Bonzini 33031e17060SPaolo Bonzini static inline void rx_data_bytes(XilinxSPIPS *s, uint32_t *value, int max) 33131e17060SPaolo Bonzini { 33231e17060SPaolo Bonzini int i; 33331e17060SPaolo Bonzini 33431e17060SPaolo Bonzini *value = 0; 33531e17060SPaolo Bonzini for (i = 0; i < max && !fifo8_is_empty(&s->rx_fifo); ++i) { 33631e17060SPaolo Bonzini uint32_t next = fifo8_pop(&s->rx_fifo) & 0xFF; 33731e17060SPaolo Bonzini *value |= next << 8 * (s->regs[R_CONFIG] & ENDIAN ? 3-i : i); 33831e17060SPaolo Bonzini } 33931e17060SPaolo Bonzini } 34031e17060SPaolo Bonzini 34131e17060SPaolo Bonzini static uint64_t xilinx_spips_read(void *opaque, hwaddr addr, 34231e17060SPaolo Bonzini unsigned size) 34331e17060SPaolo Bonzini { 34431e17060SPaolo Bonzini XilinxSPIPS *s = opaque; 34531e17060SPaolo Bonzini uint32_t mask = ~0; 34631e17060SPaolo Bonzini uint32_t ret; 34731e17060SPaolo Bonzini 34831e17060SPaolo Bonzini addr >>= 2; 34931e17060SPaolo Bonzini switch (addr) { 35031e17060SPaolo Bonzini case R_CONFIG: 35131e17060SPaolo Bonzini mask = 0x0002FFFF; 35231e17060SPaolo Bonzini break; 35331e17060SPaolo Bonzini case R_INTR_STATUS: 35487920b44SPeter Crosthwaite ret = s->regs[addr] & IXR_ALL; 35587920b44SPeter Crosthwaite s->regs[addr] = 0; 35687920b44SPeter Crosthwaite DB_PRINT("addr=" TARGET_FMT_plx " = %x\n", addr * 4, ret); 35787920b44SPeter Crosthwaite return ret; 35831e17060SPaolo Bonzini case R_INTR_MASK: 35931e17060SPaolo Bonzini mask = IXR_ALL; 36031e17060SPaolo Bonzini break; 36131e17060SPaolo Bonzini case R_EN: 36231e17060SPaolo Bonzini mask = 0x1; 36331e17060SPaolo Bonzini break; 36431e17060SPaolo Bonzini case R_SLAVE_IDLE_COUNT: 36531e17060SPaolo Bonzini mask = 0xFF; 36631e17060SPaolo Bonzini break; 36731e17060SPaolo Bonzini case R_MOD_ID: 36831e17060SPaolo Bonzini mask = 0x01FFFFFF; 36931e17060SPaolo Bonzini break; 37031e17060SPaolo Bonzini case R_INTR_EN: 37131e17060SPaolo Bonzini case R_INTR_DIS: 37231e17060SPaolo Bonzini case R_TX_DATA: 37331e17060SPaolo Bonzini mask = 0; 37431e17060SPaolo Bonzini break; 37531e17060SPaolo Bonzini case R_RX_DATA: 37631e17060SPaolo Bonzini rx_data_bytes(s, &ret, s->num_txrx_bytes); 37731e17060SPaolo Bonzini DB_PRINT("addr=" TARGET_FMT_plx " = %x\n", addr * 4, ret); 37831e17060SPaolo Bonzini xilinx_spips_update_ixr(s); 37931e17060SPaolo Bonzini return ret; 38031e17060SPaolo Bonzini } 38131e17060SPaolo Bonzini DB_PRINT("addr=" TARGET_FMT_plx " = %x\n", addr * 4, s->regs[addr] & mask); 38231e17060SPaolo Bonzini return s->regs[addr] & mask; 38331e17060SPaolo Bonzini 38431e17060SPaolo Bonzini } 38531e17060SPaolo Bonzini 38631e17060SPaolo Bonzini static inline void tx_data_bytes(XilinxSPIPS *s, uint32_t value, int num) 38731e17060SPaolo Bonzini { 38831e17060SPaolo Bonzini int i; 38931e17060SPaolo Bonzini for (i = 0; i < num && !fifo8_is_full(&s->tx_fifo); ++i) { 39031e17060SPaolo Bonzini if (s->regs[R_CONFIG] & ENDIAN) { 39131e17060SPaolo Bonzini fifo8_push(&s->tx_fifo, (uint8_t)(value >> 24)); 39231e17060SPaolo Bonzini value <<= 8; 39331e17060SPaolo Bonzini } else { 39431e17060SPaolo Bonzini fifo8_push(&s->tx_fifo, (uint8_t)value); 39531e17060SPaolo Bonzini value >>= 8; 39631e17060SPaolo Bonzini } 39731e17060SPaolo Bonzini } 39831e17060SPaolo Bonzini } 39931e17060SPaolo Bonzini 40031e17060SPaolo Bonzini static void xilinx_spips_write(void *opaque, hwaddr addr, 40131e17060SPaolo Bonzini uint64_t value, unsigned size) 40231e17060SPaolo Bonzini { 40331e17060SPaolo Bonzini int mask = ~0; 40431e17060SPaolo Bonzini int man_start_com = 0; 40531e17060SPaolo Bonzini XilinxSPIPS *s = opaque; 40631e17060SPaolo Bonzini 40731e17060SPaolo Bonzini DB_PRINT("addr=" TARGET_FMT_plx " = %x\n", addr, (unsigned)value); 40831e17060SPaolo Bonzini addr >>= 2; 40931e17060SPaolo Bonzini switch (addr) { 41031e17060SPaolo Bonzini case R_CONFIG: 41131e17060SPaolo Bonzini mask = 0x0002FFFF; 41231e17060SPaolo Bonzini if (value & MAN_START_COM) { 41331e17060SPaolo Bonzini man_start_com = 1; 41431e17060SPaolo Bonzini } 41531e17060SPaolo Bonzini break; 41631e17060SPaolo Bonzini case R_INTR_STATUS: 41731e17060SPaolo Bonzini mask = IXR_ALL; 41831e17060SPaolo Bonzini s->regs[R_INTR_STATUS] &= ~(mask & value); 41931e17060SPaolo Bonzini goto no_reg_update; 42031e17060SPaolo Bonzini case R_INTR_DIS: 42131e17060SPaolo Bonzini mask = IXR_ALL; 42231e17060SPaolo Bonzini s->regs[R_INTR_MASK] &= ~(mask & value); 42331e17060SPaolo Bonzini goto no_reg_update; 42431e17060SPaolo Bonzini case R_INTR_EN: 42531e17060SPaolo Bonzini mask = IXR_ALL; 42631e17060SPaolo Bonzini s->regs[R_INTR_MASK] |= mask & value; 42731e17060SPaolo Bonzini goto no_reg_update; 42831e17060SPaolo Bonzini case R_EN: 42931e17060SPaolo Bonzini mask = 0x1; 43031e17060SPaolo Bonzini break; 43131e17060SPaolo Bonzini case R_SLAVE_IDLE_COUNT: 43231e17060SPaolo Bonzini mask = 0xFF; 43331e17060SPaolo Bonzini break; 43431e17060SPaolo Bonzini case R_RX_DATA: 43531e17060SPaolo Bonzini case R_INTR_MASK: 43631e17060SPaolo Bonzini case R_MOD_ID: 43731e17060SPaolo Bonzini mask = 0; 43831e17060SPaolo Bonzini break; 43931e17060SPaolo Bonzini case R_TX_DATA: 44031e17060SPaolo Bonzini tx_data_bytes(s, (uint32_t)value, s->num_txrx_bytes); 44131e17060SPaolo Bonzini goto no_reg_update; 44231e17060SPaolo Bonzini case R_TXD1: 44331e17060SPaolo Bonzini tx_data_bytes(s, (uint32_t)value, 1); 44431e17060SPaolo Bonzini goto no_reg_update; 44531e17060SPaolo Bonzini case R_TXD2: 44631e17060SPaolo Bonzini tx_data_bytes(s, (uint32_t)value, 2); 44731e17060SPaolo Bonzini goto no_reg_update; 44831e17060SPaolo Bonzini case R_TXD3: 44931e17060SPaolo Bonzini tx_data_bytes(s, (uint32_t)value, 3); 45031e17060SPaolo Bonzini goto no_reg_update; 45131e17060SPaolo Bonzini } 45231e17060SPaolo Bonzini s->regs[addr] = (s->regs[addr] & ~mask) | (value & mask); 45331e17060SPaolo Bonzini no_reg_update: 45431e17060SPaolo Bonzini if (man_start_com) { 45531e17060SPaolo Bonzini xilinx_spips_flush_txfifo(s); 45631e17060SPaolo Bonzini } 45731e17060SPaolo Bonzini xilinx_spips_update_ixr(s); 45831e17060SPaolo Bonzini xilinx_spips_update_cs_lines(s); 45931e17060SPaolo Bonzini } 46031e17060SPaolo Bonzini 46131e17060SPaolo Bonzini static const MemoryRegionOps spips_ops = { 46231e17060SPaolo Bonzini .read = xilinx_spips_read, 46331e17060SPaolo Bonzini .write = xilinx_spips_write, 46431e17060SPaolo Bonzini .endianness = DEVICE_LITTLE_ENDIAN, 46531e17060SPaolo Bonzini }; 46631e17060SPaolo Bonzini 467*b5cd9143SPeter Crosthwaite static void xilinx_qspips_write(void *opaque, hwaddr addr, 468*b5cd9143SPeter Crosthwaite uint64_t value, unsigned size) 469*b5cd9143SPeter Crosthwaite { 470*b5cd9143SPeter Crosthwaite XilinxQSPIPS *q = XILINX_QSPIPS(opaque); 471*b5cd9143SPeter Crosthwaite 472*b5cd9143SPeter Crosthwaite xilinx_spips_write(opaque, addr, value, size); 473*b5cd9143SPeter Crosthwaite addr >>= 2; 474*b5cd9143SPeter Crosthwaite 475*b5cd9143SPeter Crosthwaite if (addr == R_LQSPI_CFG) { 476*b5cd9143SPeter Crosthwaite q->lqspi_cached_addr = ~0ULL; 477*b5cd9143SPeter Crosthwaite } 478*b5cd9143SPeter Crosthwaite } 479*b5cd9143SPeter Crosthwaite 480*b5cd9143SPeter Crosthwaite static const MemoryRegionOps qspips_ops = { 481*b5cd9143SPeter Crosthwaite .read = xilinx_spips_read, 482*b5cd9143SPeter Crosthwaite .write = xilinx_qspips_write, 483*b5cd9143SPeter Crosthwaite .endianness = DEVICE_LITTLE_ENDIAN, 484*b5cd9143SPeter Crosthwaite }; 485*b5cd9143SPeter Crosthwaite 48631e17060SPaolo Bonzini #define LQSPI_CACHE_SIZE 1024 48731e17060SPaolo Bonzini 48831e17060SPaolo Bonzini static uint64_t 48931e17060SPaolo Bonzini lqspi_read(void *opaque, hwaddr addr, unsigned int size) 49031e17060SPaolo Bonzini { 49131e17060SPaolo Bonzini int i; 4926b91f015SPeter Crosthwaite XilinxQSPIPS *q = opaque; 49331e17060SPaolo Bonzini XilinxSPIPS *s = opaque; 494abef5fa6SPeter Crosthwaite uint32_t ret; 49531e17060SPaolo Bonzini 4966b91f015SPeter Crosthwaite if (addr >= q->lqspi_cached_addr && 4976b91f015SPeter Crosthwaite addr <= q->lqspi_cached_addr + LQSPI_CACHE_SIZE - 4) { 498abef5fa6SPeter Crosthwaite ret = q->lqspi_buf[(addr - q->lqspi_cached_addr) >> 2]; 499abef5fa6SPeter Crosthwaite DB_PRINT("addr: %08x, data: %08x\n", (unsigned)addr, (unsigned)ret); 500abef5fa6SPeter Crosthwaite return ret; 50131e17060SPaolo Bonzini } else { 50231e17060SPaolo Bonzini int flash_addr = (addr / num_effective_busses(s)); 50331e17060SPaolo Bonzini int slave = flash_addr >> LQSPI_ADDRESS_BITS; 50431e17060SPaolo Bonzini int cache_entry = 0; 50531e17060SPaolo Bonzini 50631e17060SPaolo Bonzini DB_PRINT("config reg status: %08x\n", s->regs[R_LQSPI_CFG]); 50731e17060SPaolo Bonzini 50831e17060SPaolo Bonzini fifo8_reset(&s->tx_fifo); 50931e17060SPaolo Bonzini fifo8_reset(&s->rx_fifo); 51031e17060SPaolo Bonzini 51131e17060SPaolo Bonzini s->regs[R_CONFIG] &= ~CS; 51231e17060SPaolo Bonzini s->regs[R_CONFIG] |= (~(1 << slave) << CS_SHIFT) & CS; 51331e17060SPaolo Bonzini xilinx_spips_update_cs_lines(s); 51431e17060SPaolo Bonzini 51531e17060SPaolo Bonzini /* instruction */ 51631e17060SPaolo Bonzini DB_PRINT("pushing read instruction: %02x\n", 51731e17060SPaolo Bonzini (uint8_t)(s->regs[R_LQSPI_CFG] & LQSPI_CFG_INST_CODE)); 51831e17060SPaolo Bonzini fifo8_push(&s->tx_fifo, s->regs[R_LQSPI_CFG] & LQSPI_CFG_INST_CODE); 51931e17060SPaolo Bonzini /* read address */ 52031e17060SPaolo Bonzini DB_PRINT("pushing read address %06x\n", flash_addr); 52131e17060SPaolo Bonzini fifo8_push(&s->tx_fifo, (uint8_t)(flash_addr >> 16)); 52231e17060SPaolo Bonzini fifo8_push(&s->tx_fifo, (uint8_t)(flash_addr >> 8)); 52331e17060SPaolo Bonzini fifo8_push(&s->tx_fifo, (uint8_t)flash_addr); 52431e17060SPaolo Bonzini /* mode bits */ 52531e17060SPaolo Bonzini if (s->regs[R_LQSPI_CFG] & LQSPI_CFG_MODE_EN) { 52631e17060SPaolo Bonzini fifo8_push(&s->tx_fifo, extract32(s->regs[R_LQSPI_CFG], 52731e17060SPaolo Bonzini LQSPI_CFG_MODE_SHIFT, 52831e17060SPaolo Bonzini LQSPI_CFG_MODE_WIDTH)); 52931e17060SPaolo Bonzini } 53031e17060SPaolo Bonzini /* dummy bytes */ 53131e17060SPaolo Bonzini for (i = 0; i < (extract32(s->regs[R_LQSPI_CFG], LQSPI_CFG_DUMMY_SHIFT, 53231e17060SPaolo Bonzini LQSPI_CFG_DUMMY_WIDTH)); ++i) { 53331e17060SPaolo Bonzini DB_PRINT("pushing dummy byte\n"); 53431e17060SPaolo Bonzini fifo8_push(&s->tx_fifo, 0); 53531e17060SPaolo Bonzini } 53631e17060SPaolo Bonzini xilinx_spips_flush_txfifo(s); 53731e17060SPaolo Bonzini fifo8_reset(&s->rx_fifo); 53831e17060SPaolo Bonzini 53931e17060SPaolo Bonzini DB_PRINT("starting QSPI data read\n"); 54031e17060SPaolo Bonzini 54131e17060SPaolo Bonzini for (i = 0; i < LQSPI_CACHE_SIZE / 4; ++i) { 54231e17060SPaolo Bonzini tx_data_bytes(s, 0, 4); 54331e17060SPaolo Bonzini xilinx_spips_flush_txfifo(s); 5446b91f015SPeter Crosthwaite rx_data_bytes(s, &q->lqspi_buf[cache_entry], 4); 54531e17060SPaolo Bonzini cache_entry++; 54631e17060SPaolo Bonzini } 54731e17060SPaolo Bonzini 54831e17060SPaolo Bonzini s->regs[R_CONFIG] |= CS; 54931e17060SPaolo Bonzini xilinx_spips_update_cs_lines(s); 55031e17060SPaolo Bonzini 5516b91f015SPeter Crosthwaite q->lqspi_cached_addr = addr; 55231e17060SPaolo Bonzini return lqspi_read(opaque, addr, size); 55331e17060SPaolo Bonzini } 55431e17060SPaolo Bonzini } 55531e17060SPaolo Bonzini 55631e17060SPaolo Bonzini static const MemoryRegionOps lqspi_ops = { 55731e17060SPaolo Bonzini .read = lqspi_read, 55831e17060SPaolo Bonzini .endianness = DEVICE_NATIVE_ENDIAN, 55931e17060SPaolo Bonzini .valid = { 56031e17060SPaolo Bonzini .min_access_size = 4, 56131e17060SPaolo Bonzini .max_access_size = 4 56231e17060SPaolo Bonzini } 56331e17060SPaolo Bonzini }; 56431e17060SPaolo Bonzini 56531e17060SPaolo Bonzini static void xilinx_spips_realize(DeviceState *dev, Error **errp) 56631e17060SPaolo Bonzini { 56731e17060SPaolo Bonzini XilinxSPIPS *s = XILINX_SPIPS(dev); 56831e17060SPaolo Bonzini SysBusDevice *sbd = SYS_BUS_DEVICE(dev); 56910e60b35SPeter Crosthwaite XilinxSPIPSClass *xsc = XILINX_SPIPS_GET_CLASS(s); 57031e17060SPaolo Bonzini int i; 57131e17060SPaolo Bonzini 5726b91f015SPeter Crosthwaite DB_PRINT("realized spips\n"); 57331e17060SPaolo Bonzini 57431e17060SPaolo Bonzini s->spi = g_new(SSIBus *, s->num_busses); 57531e17060SPaolo Bonzini for (i = 0; i < s->num_busses; ++i) { 57631e17060SPaolo Bonzini char bus_name[16]; 57731e17060SPaolo Bonzini snprintf(bus_name, 16, "spi%d", i); 57831e17060SPaolo Bonzini s->spi[i] = ssi_create_bus(dev, bus_name); 57931e17060SPaolo Bonzini } 58031e17060SPaolo Bonzini 58131e17060SPaolo Bonzini s->cs_lines = g_new0(qemu_irq, s->num_cs * s->num_busses); 58231e17060SPaolo Bonzini ssi_auto_connect_slaves(DEVICE(s), s->cs_lines, s->spi[0]); 58331e17060SPaolo Bonzini ssi_auto_connect_slaves(DEVICE(s), s->cs_lines, s->spi[1]); 58431e17060SPaolo Bonzini sysbus_init_irq(sbd, &s->irq); 58531e17060SPaolo Bonzini for (i = 0; i < s->num_cs * s->num_busses; ++i) { 58631e17060SPaolo Bonzini sysbus_init_irq(sbd, &s->cs_lines[i]); 58731e17060SPaolo Bonzini } 58831e17060SPaolo Bonzini 589*b5cd9143SPeter Crosthwaite memory_region_init_io(&s->iomem, xsc->reg_ops, s, "spi", R_MAX*4); 59031e17060SPaolo Bonzini sysbus_init_mmio(sbd, &s->iomem); 59131e17060SPaolo Bonzini 5926b91f015SPeter Crosthwaite s->irqline = -1; 5936b91f015SPeter Crosthwaite 59410e60b35SPeter Crosthwaite fifo8_create(&s->rx_fifo, xsc->rx_fifo_size); 59510e60b35SPeter Crosthwaite fifo8_create(&s->tx_fifo, xsc->tx_fifo_size); 5966b91f015SPeter Crosthwaite } 5976b91f015SPeter Crosthwaite 5986b91f015SPeter Crosthwaite static void xilinx_qspips_realize(DeviceState *dev, Error **errp) 5996b91f015SPeter Crosthwaite { 6006b91f015SPeter Crosthwaite XilinxSPIPS *s = XILINX_SPIPS(dev); 6016b91f015SPeter Crosthwaite XilinxQSPIPS *q = XILINX_QSPIPS(dev); 6026b91f015SPeter Crosthwaite SysBusDevice *sbd = SYS_BUS_DEVICE(dev); 6036b91f015SPeter Crosthwaite 6046b91f015SPeter Crosthwaite DB_PRINT("realized qspips\n"); 6056b91f015SPeter Crosthwaite 6066b91f015SPeter Crosthwaite s->num_busses = 2; 6076b91f015SPeter Crosthwaite s->num_cs = 2; 6086b91f015SPeter Crosthwaite s->num_txrx_bytes = 4; 6096b91f015SPeter Crosthwaite 6106b91f015SPeter Crosthwaite xilinx_spips_realize(dev, errp); 61131e17060SPaolo Bonzini memory_region_init_io(&s->mmlqspi, &lqspi_ops, s, "lqspi", 61231e17060SPaolo Bonzini (1 << LQSPI_ADDRESS_BITS) * 2); 61331e17060SPaolo Bonzini sysbus_init_mmio(sbd, &s->mmlqspi); 61431e17060SPaolo Bonzini 6156b91f015SPeter Crosthwaite q->lqspi_cached_addr = ~0ULL; 61631e17060SPaolo Bonzini } 61731e17060SPaolo Bonzini 61831e17060SPaolo Bonzini static int xilinx_spips_post_load(void *opaque, int version_id) 61931e17060SPaolo Bonzini { 62031e17060SPaolo Bonzini xilinx_spips_update_ixr((XilinxSPIPS *)opaque); 62131e17060SPaolo Bonzini xilinx_spips_update_cs_lines((XilinxSPIPS *)opaque); 62231e17060SPaolo Bonzini return 0; 62331e17060SPaolo Bonzini } 62431e17060SPaolo Bonzini 62531e17060SPaolo Bonzini static const VMStateDescription vmstate_xilinx_spips = { 62631e17060SPaolo Bonzini .name = "xilinx_spips", 62731e17060SPaolo Bonzini .version_id = 2, 62831e17060SPaolo Bonzini .minimum_version_id = 2, 62931e17060SPaolo Bonzini .minimum_version_id_old = 2, 63031e17060SPaolo Bonzini .post_load = xilinx_spips_post_load, 63131e17060SPaolo Bonzini .fields = (VMStateField[]) { 63231e17060SPaolo Bonzini VMSTATE_FIFO8(tx_fifo, XilinxSPIPS), 63331e17060SPaolo Bonzini VMSTATE_FIFO8(rx_fifo, XilinxSPIPS), 63431e17060SPaolo Bonzini VMSTATE_UINT32_ARRAY(regs, XilinxSPIPS, R_MAX), 63531e17060SPaolo Bonzini VMSTATE_UINT8(snoop_state, XilinxSPIPS), 63631e17060SPaolo Bonzini VMSTATE_END_OF_LIST() 63731e17060SPaolo Bonzini } 63831e17060SPaolo Bonzini }; 63931e17060SPaolo Bonzini 64031e17060SPaolo Bonzini static Property xilinx_spips_properties[] = { 64131e17060SPaolo Bonzini DEFINE_PROP_UINT8("num-busses", XilinxSPIPS, num_busses, 1), 64231e17060SPaolo Bonzini DEFINE_PROP_UINT8("num-ss-bits", XilinxSPIPS, num_cs, 4), 64331e17060SPaolo Bonzini DEFINE_PROP_UINT8("num-txrx-bytes", XilinxSPIPS, num_txrx_bytes, 1), 64431e17060SPaolo Bonzini DEFINE_PROP_END_OF_LIST(), 64531e17060SPaolo Bonzini }; 6466b91f015SPeter Crosthwaite 6476b91f015SPeter Crosthwaite static void xilinx_qspips_class_init(ObjectClass *klass, void * data) 6486b91f015SPeter Crosthwaite { 6496b91f015SPeter Crosthwaite DeviceClass *dc = DEVICE_CLASS(klass); 65010e60b35SPeter Crosthwaite XilinxSPIPSClass *xsc = XILINX_SPIPS_CLASS(klass); 6516b91f015SPeter Crosthwaite 6526b91f015SPeter Crosthwaite dc->realize = xilinx_qspips_realize; 653*b5cd9143SPeter Crosthwaite xsc->reg_ops = &qspips_ops; 65410e60b35SPeter Crosthwaite xsc->rx_fifo_size = RXFF_A_Q; 65510e60b35SPeter Crosthwaite xsc->tx_fifo_size = TXFF_A_Q; 6566b91f015SPeter Crosthwaite } 6576b91f015SPeter Crosthwaite 65831e17060SPaolo Bonzini static void xilinx_spips_class_init(ObjectClass *klass, void *data) 65931e17060SPaolo Bonzini { 66031e17060SPaolo Bonzini DeviceClass *dc = DEVICE_CLASS(klass); 66110e60b35SPeter Crosthwaite XilinxSPIPSClass *xsc = XILINX_SPIPS_CLASS(klass); 66231e17060SPaolo Bonzini 66331e17060SPaolo Bonzini dc->realize = xilinx_spips_realize; 66431e17060SPaolo Bonzini dc->reset = xilinx_spips_reset; 66531e17060SPaolo Bonzini dc->props = xilinx_spips_properties; 66631e17060SPaolo Bonzini dc->vmsd = &vmstate_xilinx_spips; 66710e60b35SPeter Crosthwaite 668*b5cd9143SPeter Crosthwaite xsc->reg_ops = &spips_ops; 66910e60b35SPeter Crosthwaite xsc->rx_fifo_size = RXFF_A; 67010e60b35SPeter Crosthwaite xsc->tx_fifo_size = TXFF_A; 67131e17060SPaolo Bonzini } 67231e17060SPaolo Bonzini 67331e17060SPaolo Bonzini static const TypeInfo xilinx_spips_info = { 67431e17060SPaolo Bonzini .name = TYPE_XILINX_SPIPS, 67531e17060SPaolo Bonzini .parent = TYPE_SYS_BUS_DEVICE, 67631e17060SPaolo Bonzini .instance_size = sizeof(XilinxSPIPS), 67731e17060SPaolo Bonzini .class_init = xilinx_spips_class_init, 67810e60b35SPeter Crosthwaite .class_size = sizeof(XilinxSPIPSClass), 67931e17060SPaolo Bonzini }; 68031e17060SPaolo Bonzini 6816b91f015SPeter Crosthwaite static const TypeInfo xilinx_qspips_info = { 6826b91f015SPeter Crosthwaite .name = TYPE_XILINX_QSPIPS, 6836b91f015SPeter Crosthwaite .parent = TYPE_XILINX_SPIPS, 6846b91f015SPeter Crosthwaite .instance_size = sizeof(XilinxQSPIPS), 6856b91f015SPeter Crosthwaite .class_init = xilinx_qspips_class_init, 6866b91f015SPeter Crosthwaite }; 6876b91f015SPeter Crosthwaite 68831e17060SPaolo Bonzini static void xilinx_spips_register_types(void) 68931e17060SPaolo Bonzini { 69031e17060SPaolo Bonzini type_register_static(&xilinx_spips_info); 6916b91f015SPeter Crosthwaite type_register_static(&xilinx_qspips_info); 69231e17060SPaolo Bonzini } 69331e17060SPaolo Bonzini 69431e17060SPaolo Bonzini type_init(xilinx_spips_register_types) 695