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lsi53c895a: Implement write access to DMA Byte Counter 

Adds CASE_SET_REG24 and fixes the following errors:

lsi_scsi: error: Unhandled writeb 0x24 = 0x0
lsi_scsi: error: Unhandled writeb 0x25 = 0x0

Signed-off-by: Sebastian Herbszt <herbszt@gmx.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Sebastian Herbszt 2009-06-13 23:03:29 +02:00 committed by Anthony Liguori
parent 4b9a2d6de7
commit 49c47daa32
1 changed files with 7 additions and 0 deletions
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7
hw/lsi53c895a.c
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@ -1492,6 +1492,11 @@ static uint8_t lsi_reg_readb(LSIState *s, int offset)
static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
{
#define CASE_SET_REG24(name, addr) \
case addr : s->name &= 0xffffff00; s->name |= val; break; \
case addr + 1: s->name &= 0xffff00ff; s->name |= val << 8; break; \
case addr + 2: s->name &= 0xff00ffff; s->name |= val << 16; break;
#define CASE_SET_REG32(name, addr) \
case addr : s->name &= 0xffffff00; s->name |= val; break; \
case addr + 1: s->name &= 0xffff00ff; s->name |= val << 8; break; \
@ -1596,6 +1601,7 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
}
s->ctest5 = val;
break;
CASE_SET_REG24(dbc, 0x24)
CASE_SET_REG32(dnad, 0x28)
case 0x2c: /* DSP[0:7] */
s->dsp &= 0xffffff00;
@ -1710,6 +1716,7 @@ static void lsi_reg_writeb(LSIState *s, int offset, uint8_t val)
BADF("Unhandled writeb 0x%x = 0x%x\n", offset, val);
}
}
#undef CASE_SET_REG24
#undef CASE_SET_REG32
}