You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
78 lines
1.7 KiB
78 lines
1.7 KiB
#ifndef __SUPP_REG_H__
|
|
#define __SUPP_REG_H__
|
|
|
|
/* Macros for reading and writing support/special registers. */
|
|
|
|
#ifndef STRINGIFYFY
|
|
#define STRINGIFYFY(i) #i
|
|
#endif
|
|
|
|
#ifndef STRINGIFY
|
|
#define STRINGIFY(i) STRINGIFYFY(i)
|
|
#endif
|
|
|
|
#define SPEC_REG_BZ "BZ"
|
|
#define SPEC_REG_VR "VR"
|
|
#define SPEC_REG_PID "PID"
|
|
#define SPEC_REG_SRS "SRS"
|
|
#define SPEC_REG_WZ "WZ"
|
|
#define SPEC_REG_EXS "EXS"
|
|
#define SPEC_REG_EDA "EDA"
|
|
#define SPEC_REG_MOF "MOF"
|
|
#define SPEC_REG_DZ "DZ"
|
|
#define SPEC_REG_EBP "EBP"
|
|
#define SPEC_REG_ERP "ERP"
|
|
#define SPEC_REG_SRP "SRP"
|
|
#define SPEC_REG_NRP "NRP"
|
|
#define SPEC_REG_CCS "CCS"
|
|
#define SPEC_REG_USP "USP"
|
|
#define SPEC_REG_SPC "SPC"
|
|
|
|
#define RW_MM_CFG 0
|
|
#define RW_MM_KBASE_LO 1
|
|
#define RW_MM_KBASE_HI 2
|
|
#define RW_MM_CAUSE 3
|
|
#define RW_MM_TLB_SEL 4
|
|
#define RW_MM_TLB_LO 5
|
|
#define RW_MM_TLB_HI 6
|
|
#define RW_MM_TLB_PGD 7
|
|
|
|
#define BANK_GC 0
|
|
#define BANK_IM 1
|
|
#define BANK_DM 2
|
|
#define BANK_BP 3
|
|
|
|
#define RW_GC_CFG 0
|
|
#define RW_GC_CCS 1
|
|
#define RW_GC_SRS 2
|
|
#define RW_GC_NRP 3
|
|
#define RW_GC_EXS 4
|
|
#define RW_GC_R0 8
|
|
#define RW_GC_R1 9
|
|
|
|
#define SPEC_REG_WR(r,v) \
|
|
__asm__ __volatile__ ("move %0, $" r : : "r" (v));
|
|
|
|
#define SPEC_REG_RD(r,v) \
|
|
__asm__ __volatile__ ("move $" r ",%0" : "=r" (v));
|
|
|
|
#define NOP() \
|
|
__asm__ __volatile__ ("nop");
|
|
|
|
#define SUPP_BANK_SEL(b) \
|
|
SPEC_REG_WR(SPEC_REG_SRS,b); \
|
|
NOP(); \
|
|
NOP(); \
|
|
NOP();
|
|
|
|
#define SUPP_REG_WR(r,v) \
|
|
__asm__ __volatile__ ("move %0, $S" STRINGIFYFY(r) "\n\t" \
|
|
"nop\n\t" \
|
|
"nop\n\t" \
|
|
"nop\n\t" \
|
|
: : "r" (v));
|
|
|
|
#define SUPP_REG_RD(r,v) \
|
|
__asm__ __volatile__ ("move $S" STRINGIFYFY(r) ",%0" : "=r" (v));
|
|
|
|
#endif /* __SUPP_REG_H__ */
|
|
|