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NEAT: RA0-RA2 defaults and RA0 alt. reset.

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OBattler
2025-01-16 03:34:38 +01:00
parent fbafb7507b
commit 48b3bbb797
1 changed files with 3 additions and 1 deletions
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4
src/chipset/neat.c
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@@ -237,7 +237,7 @@ typedef struct neat_t {
ram_page_t shadow[32]; /* Shadow RAM pages */
} neat_t;
static uint8_t defaults[16] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0x00, 0x00,
static uint8_t defaults[16] = { 0x0a, 0x45, 0xfc, 0x00, 0x00, 0x7f, 0x00, 0x00,
0x00, 0x00, 0xa0, 0x63, 0x10, 0x00, 0x00, 0x12 };
static uint8_t masks[4] = { RB10_P0EXT, RB10_P1EXT, RB10_P2EXT, RB10_P3EXT };
@@ -628,6 +628,8 @@ neat_write(uint16_t port, uint8_t val, void *priv)
case REG_RA0:
val &= RA0_MASK;
*reg = (*reg & ~RA0_MASK) | val | (RA0_REV_ID << RA0_REV_SH);
if ((xval & 0x20) && (val & 0x20))
outb(0x64, 0xfe);
#if NEAT_DEBUG > 1
neat_log("NEAT: RA0=%02x(%02x)\n", val, *reg);
#endif