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Fix OMAP GPMC register offsets and SYSCTL 8bit io (Kyungmin Park). 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4943 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2008-07-25 21:07:21 +00:00
parent c19148bd8f
commit f451387ac0
1 changed files with 54 additions and 3 deletions
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57
hw/omap2.c
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@ -3528,6 +3528,32 @@ struct omap_sysctl_s {
uint32_t msuspendmux[5];
};
static uint32_t omap_sysctl_read8(void *opaque, target_phys_addr_t addr)
{
struct omap_sysctl_s *s = (struct omap_sysctl_s *) opaque;
int offset = addr - s->base;
int pad_offset, byte_offset;
int value;
switch (offset) {
case 0x030 ... 0x140: /* CONTROL_PADCONF - only used in the POP */
pad_offset = (offset - 0x30) >> 2;
byte_offset = (offset - 0x30) & (4 - 1);
value = s->padconf[pad_offset];
value = (value >> (byte_offset * 8)) & 0xff;
return value;
default:
break;
}
OMAP_BAD_REG(addr);
return 0;
}
static uint32_t omap_sysctl_read(void *opaque, target_phys_addr_t addr)
{
struct omap_sysctl_s *s = (struct omap_sysctl_s *) opaque;
@ -3629,6 +3655,31 @@ static uint32_t omap_sysctl_read(void *opaque, target_phys_addr_t addr)
return 0;
}
static void omap_sysctl_write8(void *opaque, target_phys_addr_t addr,
uint32_t value)
{
struct omap_sysctl_s *s = (struct omap_sysctl_s *) opaque;
int offset = addr - s->base;
int pad_offset, byte_offset;
int prev_value;
switch (offset) {
case 0x030 ... 0x140: /* CONTROL_PADCONF - only used in the POP */
pad_offset = (offset - 0x30) >> 2;
byte_offset = (offset - 0x30) & (4 - 1);
prev_value = s->padconf[pad_offset];
prev_value &= ~(0xff << (byte_offset * 8));
prev_value |= ((value & 0x1f1f1f1f) << (byte_offset * 8)) & 0x1f1f1f1f;
s->padconf[pad_offset] = prev_value;
break;
default:
OMAP_BAD_REG(addr);
break;
}
}
static void omap_sysctl_write(void *opaque, target_phys_addr_t addr,
uint32_t value)
{
@ -3726,13 +3777,13 @@ static void omap_sysctl_write(void *opaque, target_phys_addr_t addr,
}
static CPUReadMemoryFunc *omap_sysctl_readfn[] = {
omap_badwidth_read32, /* TODO */
omap_sysctl_read8,
omap_badwidth_read32, /* TODO */
omap_sysctl_read,
};
static CPUWriteMemoryFunc *omap_sysctl_writefn[] = {
omap_badwidth_write32, /* TODO */
omap_sysctl_write8,
omap_badwidth_write32, /* TODO */
omap_sysctl_write,
};
@ -4139,7 +4190,7 @@ static uint32_t omap_gpmc_read(void *opaque, target_phys_addr_t addr)
cs = (offset - 0x060) / 0x30;
offset -= cs * 0x30;
f = s->cs_file + cs;
switch (offset - cs * 0x30) {
switch (offset) {
case 0x60: /* GPMC_CONFIG1 */
return f->config[0];
case 0x64: /* GPMC_CONFIG2 */