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PS55DA2: Added developer note

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Akamaki
2026-02-26 19:51:50 +09:00
parent 981d5ae0e5
commit 6b64833e1c
1 changed files with 5 additions and 2 deletions
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7
src/video/vid_ps55da2.c
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@@ -64,8 +64,11 @@
#define DA2_MASK_GAIJIRAM 0x3ffff /* 0x3FFFF */
#define DA2_MASK_VRAM 0xfffff /* 0xFFFFF */
#define DA2_MASK_VRAMPLANE 0x1ffff /* 0x1FFFF */
#define DA2_CLOCK_58MHZ 58000000.0 /* 58 MHz interlaced */
#define DA2_CLOCK_45MHZ 45570000.0 /* 45.57 MHz interlaced */
#define DA2_CLOCK_58MHZ 58000000.0 /* 58.000 MHz interlaced */
#define DA2_CLOCK_45MHZ 45570000.0 /* 45.570 MHz interlaced */
/* The DA-3 and later have the capability of monitor ID detection and 45.57/47.424 MHz OSCs.
They must be used for IBM 8515 monitor, but I don't know which OSC is used (or both). */
#define DA2_BLT_MEMSIZE 0x10
#define DA2_BLT_REGSIZE 0x40
#define DA2_DEBUG_BLTLOG_SIZE (DA2_BLT_REGSIZE + 1)