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Cleaned up IBM/ATI 8514/A code (June 9th, 2025)

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Replaced the magic numbers with actual enumerators for ease of understanding.
This commit is contained in:
TC1995
2025-06-09 17:31:56 +02:00
parent e5380bacd7
commit 4a98cef2bf
3 changed files with 40 additions and 25 deletions
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26
src/include/86box/vid_8514a.h
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@@ -24,6 +24,19 @@
#define INT_FIFO_EMP (1 << 3)
#define INT_MASK 0xf
typedef enum {
IBM_8514A_TYPE = 0,
ATI_38800_TYPE,
ATI_68800_TYPE,
TYPE_MAX
} ibm8514_card_type;
typedef enum {
IBM = 0,
ATI,
EXTENSIONS_MAX
} ibm8514_extensions_t;
typedef struct hwcursor8514_t {
int ena;
int x;
@@ -58,7 +71,7 @@ typedef struct ibm8514_t {
int force_old_addr;
int type;
int local;
ibm8514_card_type local;
int bpp;
int on;
int accel_bpp;
@@ -246,7 +259,8 @@ typedef struct ibm8514_t {
int pitch;
int ext_pitch;
int ext_crt_pitch;
int extensions;
ibm8514_extensions_t extensions;
int onboard;
int linear;
uint32_t vram_amount;
int vram_512k_8514;
@@ -263,9 +277,9 @@ typedef struct ibm8514_t {
} ibm8514_t;
#define IBM_8514A (((dev->local & 0xff) == 0x00) && (dev->extensions == 0x00))
#define ATI_8514A_ULTRA (((dev->local & 0xff) == 0x00) && (dev->extensions == 0x01))
#define ATI_GRAPHICS_ULTRA ((dev->local & 0xff) == 0x01)
#define ATI_MACH32 ((dev->local & 0xff) == 0x02)
#define IBM_8514A (((dev->local & 0xff) == IBM_8514A_TYPE) && (dev->extensions == IBM))
#define ATI_8514A_ULTRA (((dev->local & 0xff) == IBM_8514A_TYPE) && (dev->extensions == ATI))
#define ATI_GRAPHICS_ULTRA ((dev->local & 0xff) == ATI_38800_TYPE)
#define ATI_MACH32 ((dev->local & 0xff) == ATI_68800_TYPE)
#endif /*VIDEO_8514A_H*/