diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/esp.c | 14 | ||||
| -rw-r--r-- | hw/mips_jazz.c | 2 | ||||
| -rw-r--r-- | hw/scsi.h | 2 | ||||
| -rw-r--r-- | hw/sun4m.c | 6 |
4 files changed, 12 insertions, 12 deletions
@@ -21,8 +21,8 @@ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ + #include "hw.h" -#include "block.h" #include "scsi-disk.h" #include "scsi.h" @@ -44,14 +44,13 @@ do { printf("ESP: " fmt , ##args); } while (0) #define DPRINTF(fmt, args...) #endif -#define ESP_MASK 0x3f #define ESP_REGS 16 -#define ESP_SIZE (ESP_REGS * 4) #define TI_BUFSZ 32 typedef struct ESPState ESPState; struct ESPState { + uint32_t it_shift; qemu_irq irq; uint8_t rregs[ESP_REGS]; uint8_t wregs[ESP_REGS]; @@ -403,7 +402,7 @@ static uint32_t esp_mem_readb(void *opaque, target_phys_addr_t addr) ESPState *s = opaque; uint32_t saddr; - saddr = (addr & ESP_MASK) >> 2; + saddr = (addr >> s->it_shift) & (ESP_REGS - 1); DPRINTF("read reg[%d]: 0x%2.2x\n", saddr, s->rregs[saddr]); switch (saddr) { case ESP_FIFO: @@ -439,7 +438,7 @@ static void esp_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val) ESPState *s = opaque; uint32_t saddr; - saddr = (addr & ESP_MASK) >> 2; + saddr = (addr >> s->it_shift) & (ESP_REGS - 1); DPRINTF("write reg[%d]: 0x%2.2x -> 0x%2.2x\n", saddr, s->wregs[saddr], val); switch (saddr) { @@ -621,7 +620,7 @@ void esp_scsi_attach(void *opaque, BlockDriverState *bd, int id) s->scsi_dev[id] = scsi_disk_init(bd, 0, esp_command_complete, s); } -void *esp_init(target_phys_addr_t espaddr, +void *esp_init(target_phys_addr_t espaddr, int it_shift, espdma_memory_read_write dma_memory_read, espdma_memory_read_write dma_memory_write, void *dma_opaque, qemu_irq irq, qemu_irq *reset) @@ -634,12 +633,13 @@ void *esp_init(target_phys_addr_t espaddr, return NULL; s->irq = irq; + s->it_shift = it_shift; s->dma_memory_read = dma_memory_read; s->dma_memory_write = dma_memory_write; s->dma_opaque = dma_opaque; esp_io_memory = cpu_register_io_memory(0, esp_mem_read, esp_mem_write, s); - cpu_register_physical_memory(espaddr, ESP_SIZE, esp_io_memory); + cpu_register_physical_memory(espaddr, ESP_REGS << it_shift, esp_io_memory); esp_reset(s); diff --git a/hw/mips_jazz.c b/hw/mips_jazz.c index 0fadd9143..b377b2017 100644 --- a/hw/mips_jazz.c +++ b/hw/mips_jazz.c @@ -200,7 +200,7 @@ void mips_jazz_init (int ram_size, int vga_ram_size, /* FIXME: missing NS SONIC DP83932 */ /* SCSI adapter */ - scsi_hba = esp_init(0x80002000, + scsi_hba = esp_init(0x80002000, 0, espdma_memory_read, espdma_memory_write, NULL, rc4030[5], &esp_reset); for (n = 0; n < ESP_MAX_DEVS; n++) { @@ -2,7 +2,7 @@ #define ESP_MAX_DEVS 7 typedef void (*espdma_memory_read_write)(void *opaque, uint8_t *buf, int len); void esp_scsi_attach(void *opaque, BlockDriverState *bd, int id); -void *esp_init(target_phys_addr_t espaddr, +void *esp_init(target_phys_addr_t espaddr, int it_shift, espdma_memory_read_write dma_memory_read, espdma_memory_read_write dma_memory_write, void *dma_opaque, qemu_irq irq, qemu_irq *reset); diff --git a/hw/sun4m.c b/hw/sun4m.c index 1d36f618f..b983c7581 100644 --- a/hw/sun4m.c +++ b/hw/sun4m.c @@ -516,7 +516,7 @@ static void sun4m_hw_init(const struct hwdef *hwdef, int RAM_size, exit(1); } - main_esp = esp_init(hwdef->esp_base, + main_esp = esp_init(hwdef->esp_base, 2, espdma_memory_read, espdma_memory_write, espdma, *espdma_irq, esp_reset); @@ -668,7 +668,7 @@ static void sun4c_hw_init(const struct hwdef *hwdef, int RAM_size, exit(1); } - main_esp = esp_init(hwdef->esp_base, + main_esp = esp_init(hwdef->esp_base, 2, espdma_memory_read, espdma_memory_write, espdma, *espdma_irq, esp_reset); @@ -1460,7 +1460,7 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, int RAM_size, exit(1); } - main_esp = esp_init(hwdef->esp_base, + main_esp = esp_init(hwdef->esp_base, 2, espdma_memory_read, espdma_memory_write, espdma, *espdma_irq, esp_reset); |