diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/devices.h | 4 | ||||
| -rw-r--r-- | hw/pl022.c | 32 | ||||
| -rw-r--r-- | hw/primecell.h | 5 | ||||
| -rw-r--r-- | hw/sd.h | 4 | ||||
| -rw-r--r-- | hw/ssd0323.c | 30 | ||||
| -rw-r--r-- | hw/ssi-sd.c | 32 | ||||
| -rw-r--r-- | hw/stellaris.c | 68 |
7 files changed, 95 insertions, 80 deletions
diff --git a/hw/devices.h b/hw/devices.h index 7bf3063c13..1691a1437c 100644 --- a/hw/devices.h +++ b/hw/devices.h @@ -6,10 +6,6 @@ /* smc91c111.c */ void smc91c111_init(NICInfo *, uint32_t, qemu_irq); -/* ssd0323.c */ -int ssd0323_xfer_ssi(void *opaque, int data); -void *ssd0323_init(qemu_irq *cmd_p); - /* ads7846.c */ typedef struct ADS7846State ADS7846State; uint32_t ads7846_read(void *opaque); diff --git a/hw/pl022.c b/hw/pl022.c index 4f0ff87da8..20d317c116 100644 --- a/hw/pl022.c +++ b/hw/pl022.c @@ -7,7 +7,8 @@ * This code is licenced under the GPL. */ -#include "hw.h" +#include "sysbus.h" +#include "ssi.h" #include "primecell.h" //#define DEBUG_PL022 1 @@ -40,6 +41,7 @@ do { fprintf(stderr, "pl022: error: " fmt , ## __VA_ARGS__);} while (0) #define PL022_INT_TX 0x08 typedef struct { + SysBusDevice busdev; uint32_t cr0; uint32_t cr1; uint32_t bitmask; @@ -55,8 +57,7 @@ typedef struct { uint16_t tx_fifo[8]; uint16_t rx_fifo[8]; qemu_irq irq; - int (*xfer_cb)(void *, int); - void *opaque; + SSIBus *ssi; } pl022_state; static const unsigned char pl022_id[8] = @@ -116,10 +117,8 @@ static void pl022_xfer(pl022_state *s) val = s->tx_fifo[i]; if (s->cr1 & PL022_CR1_LBM) { /* Loopback mode. */ - } else if (s->xfer_cb) { - val = s->xfer_cb(s->opaque, val); } else { - val = 0; + val = ssi_transfer(s->ssi, val); } s->rx_fifo[o] = val & s->bitmask; i = (i + 1) & 7; @@ -289,19 +288,24 @@ static int pl022_load(QEMUFile *f, void *opaque, int version_id) return 0; } -void pl022_init(uint32_t base, qemu_irq irq, int (*xfer_cb)(void *, int), - void * opaque) +static void pl022_init(SysBusDevice *dev) { + pl022_state *s = FROM_SYSBUS(pl022_state, dev); int iomemtype; - pl022_state *s; - s = (pl022_state *)qemu_mallocz(sizeof(pl022_state)); iomemtype = cpu_register_io_memory(0, pl022_readfn, pl022_writefn, s); - cpu_register_physical_memory(base, 0x00001000, iomemtype); - s->irq = irq; - s->xfer_cb = xfer_cb; - s->opaque = opaque; + sysbus_init_mmio(dev, 0x1000, iomemtype); + sysbus_init_irq(dev, &s->irq); + s->ssi = ssi_create_bus(); + qdev_attach_child_bus(&dev->qdev, "ssi", s->ssi); pl022_reset(s); register_savevm("pl022_ssp", -1, 1, pl022_save, pl022_load, s); } + +static void pl022_register_devices(void) +{ + sysbus_register_dev("pl022", sizeof(pl022_state), pl022_init); +} + +device_init(pl022_register_devices) diff --git a/hw/primecell.h b/hw/primecell.h index bbc91ec5ab..3e24eb199c 100644 --- a/hw/primecell.h +++ b/hw/primecell.h @@ -5,11 +5,6 @@ /* Also includes some devices that are currently only used by the ARM boards. */ -/* pl022.c */ -typedef int (*ssi_xfer_cb)(void *, int); -void pl022_init(uint32_t base, qemu_irq irq, ssi_xfer_cb xfer_cb, - void *opaque); - /* pl061.c */ void pl061_float_high(void *opaque, uint8_t mask); qemu_irq *pl061_init(uint32_t base, qemu_irq irq, qemu_irq **out); @@ -76,8 +76,4 @@ void sd_set_cb(SDState *sd, qemu_irq readonly, qemu_irq insert); int sd_data_ready(SDState *sd); void sd_enable(SDState *sd, int enable); -/* ssi-sd.c */ -int ssi_sd_xfer(void *opaque, int val); -void *ssi_sd_init(BlockDriverState *bs); - #endif /* __hw_sd_h */ diff --git a/hw/ssd0323.c b/hw/ssd0323.c index 5b83d27607..c083d9a7ce 100644 --- a/hw/ssd0323.c +++ b/hw/ssd0323.c @@ -10,8 +10,7 @@ /* The controller can support a variety of different displays, but we only implement one. Most of the commends relating to brightness and geometry setup are ignored. */ -#include "hw.h" -#include "devices.h" +#include "ssi.h" #include "console.h" //#define DEBUG_SSD0323 1 @@ -43,6 +42,7 @@ enum ssd0323_mode }; typedef struct { + SSISlave ssidev; DisplayState *ds; int cmd_len; @@ -60,9 +60,10 @@ typedef struct { uint8_t framebuffer[128 * 80 / 2]; } ssd0323_state; -int ssd0323_xfer_ssi(void *opaque, int data) +static uint32_t ssd0323_transfer(SSISlave *dev, uint32_t data) { - ssd0323_state *s = (ssd0323_state *)opaque; + ssd0323_state *s = FROM_SSI_SLAVE(ssd0323_state, dev); + switch (s->mode) { case SSD0323_DATA: DPRINTF("data 0x%02x\n", data); @@ -321,12 +322,10 @@ static int ssd0323_load(QEMUFile *f, void *opaque, int version_id) return 0; } -void *ssd0323_init(qemu_irq *cmd_p) +static void ssd0323_init(SSISlave *dev) { - ssd0323_state *s; - qemu_irq *cmd; + ssd0323_state *s = FROM_SSI_SLAVE(ssd0323_state, dev); - s = (ssd0323_state *)qemu_mallocz(sizeof(ssd0323_state)); s->col_end = 63; s->row_end = 79; s->ds = graphic_console_init(ssd0323_update_display, @@ -334,10 +333,19 @@ void *ssd0323_init(qemu_irq *cmd_p) NULL, NULL, s); qemu_console_resize(s->ds, 128 * MAGNIFY, 64 * MAGNIFY); - cmd = qemu_allocate_irqs(ssd0323_cd, s, 1); - *cmd_p = *cmd; + qdev_init_gpio_in(&dev->qdev, ssd0323_cd, 1); register_savevm("ssd0323_oled", -1, 1, ssd0323_save, ssd0323_load, s); +} - return s; +static SSISlaveInfo ssd0323_info = { + .init = ssd0323_init, + .transfer = ssd0323_transfer +}; + +static void ssd03232_register_devices(void) +{ + ssi_register_slave("ssd0323", sizeof(ssd0323_state), &ssd0323_info); } + +device_init(ssd03232_register_devices) diff --git a/hw/ssi-sd.c b/hw/ssi-sd.c index a1af85b70c..3e78bd2ac3 100644 --- a/hw/ssi-sd.c +++ b/hw/ssi-sd.c @@ -1,14 +1,15 @@ /* * SSI to SD card adapter. * - * Copyright (c) 2007 CodeSourcery. + * Copyright (c) 2007-2009 CodeSourcery. * Written by Paul Brook * - * This code is licenced under the GPL. + * This code is licenced under the GNU GPL v2. */ -#include "hw.h" +#include "ssi.h" #include "sd.h" +#include "sysemu.h" //#define DEBUG_SSI_SD 1 @@ -32,6 +33,7 @@ typedef enum { } ssi_sd_mode; typedef struct { + SSISlave ssidev; ssi_sd_mode mode; int cmd; uint8_t cmdarg[4]; @@ -59,9 +61,9 @@ typedef struct { #define SSI_SDR_ADDRESS_ERROR 0x2000 #define SSI_SDR_PARAMETER_ERROR 0x4000 -int ssi_sd_xfer(void *opaque, int val) +static uint32_t ssi_sd_transfer(SSISlave *dev, uint32_t val) { - ssi_sd_state *s = (ssi_sd_state *)opaque; + ssi_sd_state *s = FROM_SSI_SLAVE(ssi_sd_state, dev); /* Special case: allow CMD12 (STOP TRANSMISSION) while reading data. */ if (s->mode == SSI_SD_DATA_READ && val == 0x4d) { @@ -227,13 +229,25 @@ static int ssi_sd_load(QEMUFile *f, void *opaque, int version_id) return 0; } -void *ssi_sd_init(BlockDriverState *bs) +static void ssi_sd_init(SSISlave *dev) { - ssi_sd_state *s; + ssi_sd_state *s = FROM_SSI_SLAVE(ssi_sd_state, dev); + BlockDriverState *bs; - s = (ssi_sd_state *)qemu_mallocz(sizeof(ssi_sd_state)); s->mode = SSI_SD_CMD; + bs = qdev_init_bdrv(&dev->qdev, IF_SD); s->sd = sd_init(bs, 1); register_savevm("ssi_sd", -1, 1, ssi_sd_save, ssi_sd_load, s); - return s; } + +static SSISlaveInfo ssi_sd_info = { + .init = ssi_sd_init, + .transfer = ssi_sd_transfer +}; + +static void ssi_sd_register_devices(void) +{ + ssi_register_slave("ssi-sd", sizeof(ssi_sd_state), &ssi_sd_info); +} + +device_init(ssi_sd_register_devices) diff --git a/hw/stellaris.c b/hw/stellaris.c index 2ca1d51951..a50800ff99 100644 --- a/hw/stellaris.c +++ b/hw/stellaris.c @@ -8,13 +8,13 @@ */ #include "sysbus.h" +#include "ssi.h" #include "arm-misc.h" #include "primecell.h" #include "devices.h" #include "qemu-timer.h" #include "i2c.h" #include "net.h" -#include "sd.h" #include "sysemu.h" #include "boards.h" @@ -1196,10 +1196,10 @@ static qemu_irq stellaris_adc_init(uint32_t base, qemu_irq irq) 0xff commands that occur when deselecting the SD card. */ typedef struct { - ssi_xfer_cb xfer_cb[2]; - void *opaque[2]; + SSISlave ssidev; qemu_irq irq; int current_dev; + SSIBus *bus[2]; } stellaris_ssi_bus_state; static void stellaris_ssi_bus_select(void *opaque, int irq, int level) @@ -1209,11 +1209,11 @@ static void stellaris_ssi_bus_select(void *opaque, int irq, int level) s->current_dev = level; } -static int stellaris_ssi_bus_xfer(void *opaque, int val) +static uint32_t stellaris_ssi_bus_transfer(SSISlave *dev, uint32_t val) { - stellaris_ssi_bus_state *s = (stellaris_ssi_bus_state *)opaque; + stellaris_ssi_bus_state *s = FROM_SSI_SLAVE(stellaris_ssi_bus_state, dev); - return s->xfer_cb[s->current_dev](s->opaque[s->current_dev], val); + return ssi_transfer(s->bus[s->current_dev], val); } static void stellaris_ssi_bus_save(QEMUFile *f, void *opaque) @@ -1235,23 +1235,18 @@ static int stellaris_ssi_bus_load(QEMUFile *f, void *opaque, int version_id) return 0; } -static void *stellaris_ssi_bus_init(qemu_irq *irqp, - ssi_xfer_cb cb0, void *opaque0, - ssi_xfer_cb cb1, void *opaque1) +static void stellaris_ssi_bus_init(SSISlave *dev) { - qemu_irq *qi; - stellaris_ssi_bus_state *s; - - s = (stellaris_ssi_bus_state *)qemu_mallocz(sizeof(stellaris_ssi_bus_state)); - s->xfer_cb[0] = cb0; - s->opaque[0] = opaque0; - s->xfer_cb[1] = cb1; - s->opaque[1] = opaque1; - qi = qemu_allocate_irqs(stellaris_ssi_bus_select, s, 1); - *irqp = *qi; + stellaris_ssi_bus_state *s = FROM_SSI_SLAVE(stellaris_ssi_bus_state, dev); + + s->bus[0] = ssi_create_bus(); + qdev_attach_child_bus(&dev->qdev, "ssi0", s->bus[0]); + s->bus[1] = ssi_create_bus(); + qdev_attach_child_bus(&dev->qdev, "ssi1", s->bus[1]); + qdev_init_gpio_in(&dev->qdev, stellaris_ssi_bus_select, 1); + register_savevm("stellaris_ssi_bus", -1, 1, stellaris_ssi_bus_save, stellaris_ssi_bus_load, s); - return s; } /* Board init. */ @@ -1338,25 +1333,25 @@ static void stellaris_init(const char *kernel_filename, const char *cpu_model, } } if (board->dc2 & (1 << 4)) { + DeviceState *dev; + dev = sysbus_create_simple("pl022", 0x40008000, pic[7]); if (board->peripherals & BP_OLED_SSI) { - void * oled; - void * sd; - void *ssi_bus; - int index; + DeviceState *mux; + void *bus; - oled = ssd0323_init(&gpio_out[GPIO_C][7]); - index = drive_get_index(IF_SD, 0, 0); - sd = ssi_sd_init(drives_table[index].bdrv); + bus = qdev_get_child_bus(dev, "ssi"); + mux = ssi_create_slave(bus, "evb6965-ssi"); + gpio_out[GPIO_D][0] = qdev_get_gpio_in(mux, 0); - ssi_bus = stellaris_ssi_bus_init(&gpio_out[GPIO_D][0], - ssi_sd_xfer, sd, - ssd0323_xfer_ssi, oled); + bus = qdev_get_child_bus(mux, "ssi0"); + dev = ssi_create_slave(bus, "ssi-sd"); + + bus = qdev_get_child_bus(mux, "ssi1"); + dev = ssi_create_slave(bus, "ssd0323"); + gpio_out[GPIO_C][7] = qdev_get_gpio_in(dev, 0); - pl022_init(0x40008000, pic[7], stellaris_ssi_bus_xfer, ssi_bus); /* Make sure the select pin is high. */ qemu_irq_raise(gpio_out[GPIO_D][0]); - } else { - pl022_init(0x40008000, pic[7], NULL, NULL); } } if (board->dc4 & (1 << 28)) { @@ -1413,10 +1408,17 @@ QEMUMachine lm3s6965evb_machine = { .init = lm3s6965evb_init, }; +static SSISlaveInfo stellaris_ssi_bus_info = { + .init = stellaris_ssi_bus_init, + .transfer = stellaris_ssi_bus_transfer +}; + static void stellaris_register_devices(void) { sysbus_register_dev("stellaris-i2c", sizeof(stellaris_i2c_state), stellaris_i2c_init); + ssi_register_slave("evb6965-ssi", sizeof(stellaris_ssi_bus_state), + &stellaris_ssi_bus_info); } device_init(stellaris_register_devices) |