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Add SPARCserver 600MP emulation (original patch by Robert Reif)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3604 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1
2007-11-11 17:56:38 +00:00
parent 29fa23e76d
commit 6a3b9cc9c5
5 changed files with 122 additions and 9 deletions
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58
hw/slavio_misc.c
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@ -46,11 +46,14 @@ typedef struct MiscState {
uint8_t aux1, aux2;
uint8_t diag, mctrl;
uint32_t sysctrl;
uint16_t leds;
} MiscState;
#define MISC_SIZE 1
#define SYSCTRL_MAXADDR 3
#define SYSCTRL_SIZE (SYSCTRL_MAXADDR + 1)
#define LED_MAXADDR 2
#define LED_SIZE (LED_MAXADDR + 1)
static void slavio_misc_update_irq(void *opaque)
{
@ -223,6 +226,54 @@ static CPUWriteMemoryFunc *slavio_sysctrl_mem_write[3] = {
slavio_sysctrl_mem_writel,
};
static uint32_t slavio_led_mem_reads(void *opaque, target_phys_addr_t addr)
{
MiscState *s = opaque;
uint32_t ret = 0, saddr;
saddr = addr & LED_MAXADDR;
switch (saddr) {
case 0:
ret = s->leds;
break;
default:
break;
}
MISC_DPRINTF("Read diagnostic LED reg 0x" TARGET_FMT_plx " = %x\n", addr,
ret);
return ret;
}
static void slavio_led_mem_writes(void *opaque, target_phys_addr_t addr,
uint32_t val)
{
MiscState *s = opaque;
uint32_t saddr;
saddr = addr & LED_MAXADDR;
MISC_DPRINTF("Write diagnostic LED reg 0x" TARGET_FMT_plx " = %x\n", addr,
val);
switch (saddr) {
case 0:
s->sysctrl = val;
break;
default:
break;
}
}
static CPUReadMemoryFunc *slavio_led_mem_read[3] = {
slavio_led_mem_reads,
slavio_led_mem_reads,
slavio_led_mem_reads,
};
static CPUWriteMemoryFunc *slavio_led_mem_write[3] = {
slavio_led_mem_writes,
slavio_led_mem_writes,
slavio_led_mem_writes,
};
static void slavio_misc_save(QEMUFile *f, void *opaque)
{
MiscState *s = opaque;
@ -291,6 +342,13 @@ void *slavio_misc_init(target_phys_addr_t base, target_phys_addr_t power_base,
// Power management
cpu_register_physical_memory(power_base, MISC_SIZE, slavio_misc_io_memory);
/* 16 bit registers */
slavio_misc_io_memory = cpu_register_io_memory(0, slavio_led_mem_read,
slavio_led_mem_write, s);
/* ss600mp diag LEDs */
cpu_register_physical_memory(base + 0x1600000, MISC_SIZE,
slavio_misc_io_memory);
/* 32 bit registers */
slavio_misc_io_memory = cpu_register_io_memory(0, slavio_sysctrl_mem_read,
slavio_sysctrl_mem_write,