SummerCart64/sw/bootloader/src/vr4300.h
2024-08-16 13:52:01 +02:00

80 lines
3.1 KiB
C

#ifndef VR4300_H__
#define VR4300_H__
#define HIT_INVALIDATE_I ((4 << 2) | 0)
#define HIT_WRITE_BACK_INVALIDATE_D ((5 << 2) | 1)
#define HIT_WRITE_BACK_D ((6 << 2) | 1)
#define CACHE_LINE_SIZE_I (32)
#define CACHE_LINE_SIZE_D (16)
#define C0_BADVADDR $8
#define C0_COUNT $9
#define C0_COMPARE $11
#define C0_STATUS $12
#define C0_CAUSE $13
#define C0_EPC $14
#define C0_SR_IE (1 << 0)
#define C0_SR_EXL (1 << 1)
#define C0_SR_EXR (1 << 2)
#define C0_SR_KSU0 (1 << 3)
#define C0_SR_KSU1 (1 << 4)
#define C0_SR_UX (1 << 5)
#define C0_SR_SX (1 << 6)
#define C0_SR_KX (1 << 7)
#define C0_SR_IM0 (1 << 8)
#define C0_SR_IM1 (1 << 9)
#define C0_SR_IM2 (1 << 10)
#define C0_SR_IM3 (1 << 11)
#define C0_SR_IM4 (1 << 12)
#define C0_SR_IM5 (1 << 13)
#define C0_SR_IM6 (1 << 14)
#define C0_SR_IM7 (1 << 15)
#define C0_SR_DS_DE (1 << 16)
#define C0_SR_DS_CE (1 << 17)
#define C0_SR_DS_CH (1 << 18)
#define C0_SR_DS_SR (1 << 20)
#define C0_SR_DS_TS (1 << 21)
#define C0_SR_DS_BEV (1 << 22)
#define C0_SR_DS_ITS (1 << 24)
#define C0_SR_RE (1 << 25)
#define C0_SR_FR (1 << 26)
#define C0_SR_RP (1 << 27)
#define C0_SR_CU0 (1 << 28)
#define C0_SR_CU1 (1 << 29)
#define C0_SR_CU2 (1 << 30)
#define C0_SR_CU3 (1 << 31)
#define C0_SR_IM_MASK (C0_SR_IM7 | C0_SR_IM6 | C0_SR_IM5 | C0_SR_IM4 | C0_SR_IM3 | C0_SR_IM2 | C0_SR_IM1 | C0_SR_IM0)
#define C0_SR_IM_BIT (8)
#define C0_CR_EC0 (1 << 2)
#define C0_CR_EC1 (1 << 3)
#define C0_CR_EC2 (1 << 4)
#define C0_CR_EC3 (1 << 5)
#define C0_CR_EC4 (1 << 6)
#define C0_CR_IP0 (1 << 8)
#define C0_CR_IP1 (1 << 9)
#define C0_CR_IP2 (1 << 10)
#define C0_CR_IP3 (1 << 11)
#define C0_CR_IP4 (1 << 12)
#define C0_CR_IP5 (1 << 13)
#define C0_CR_IP6 (1 << 14)
#define C0_CR_IP7 (1 << 15)
#define C0_CR_CE0 (1 << 28)
#define C0_CR_CE1 (1 << 29)
#define C0_CR_BD (1 << 31)
#define C0_CR_EC_MASK (C0_CR_EC4 | C0_CR_EC3 | C0_CR_EC2 | C0_CR_EC1 | C0_CR_EC0)
#define C0_CR_EC_BIT (2)
#define C0_CR_IP_MASK (C0_CR_IP7 | C0_CR_IP6 | C0_CR_IP5 | C0_CR_IP4 | C0_CR_IP3 | C0_CR_IP2 | C0_CR_IP1 | C0_CR_IP0)
#define C0_CR_IP_BIT (8)
#endif