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Unite the E & F segment recalcs into one Macro

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Panagiotis
2021-02-14 11:55:16 +02:00
committed by GitHub
parent 41cd6b48f8
commit db4ef02a88
1 changed files with 7 additions and 8 deletions
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15
src/chipset/opti5x7.c
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@@ -52,13 +52,11 @@ Bits 0-1: x0000-x3FFF
#define CAN_READ (1 << (i - (4 * !!(i & 4))) * 2)
#define CAN_WRITE (1 << ((i - (4 * !!(i & 4))) * 2 + 1))
/* Shadow Recalc for the C/D segments */
#define SHADOW_RECALC (((CURRENT_REGISTER & CAN_READ) ? MEM_READ_INTERNAL : MEM_READ_EXTANY) | ((CURRENT_REGISTER & CAN_WRITE) ? MEM_WRITE_INTERNAL : MEM_WRITE_EXTANY))
/* Recalc the E Segment */
#define SHADOW_E_RECALC (((dev->regs[0x06] & 1) ? MEM_READ_INTERNAL : MEM_READ_EXTANY) | ((dev->regs[0x06] & 2) ? MEM_WRITE_INTERNAL : MEM_WRITE_EXTANY))
/* Recalc the F Segment */
#define SHADOW_F_RECALC (((dev->regs[0x06] & 4) ? MEM_READ_INTERNAL : MEM_READ_EXTANY) | ((dev->regs[0x06] & 8) ? MEM_WRITE_INTERNAL : MEM_WRITE_EXTANY))
/* Shadow Recalc for the E/F segments */
#define SHADOW_EF_RECALC (((dev->regs[6] & CAN_READ) ? MEM_READ_INTERNAL : MEM_READ_EXTANY) | ((dev->regs[0x06] & CAN_WRITE) ? MEM_WRITE_INTERNAL : MEM_WRITE_EXTANY))
typedef struct
{
@@ -88,12 +86,13 @@ static void
shadow_map(opti5x7_t *dev)
{
for (int i = 0; i < 8; i++)
{
mem_set_mem_state_both(0xc0000 + (i << 14), 0x4000, SHADOW_RECALC);
mem_set_mem_state_both(0xe0000, 0x10000, SHADOW_E_RECALC);
if (i < 2)
mem_set_mem_state_both(0xe0000 + (i << 16), 0x10000, SHADOW_EF_RECALC);
}
shadowbios = !!(dev->regs[0x06] & 5);
shadowbios_write = !!(dev->regs[0x06] & 0x0a);
mem_set_mem_state_both(0xf0000, 0x10000, SHADOW_F_RECALC);
flushmmucache();
}