sergiotarxz/nuttx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

eZ80: update register offsets

Browse Source
This commit is contained in:
Byron Ellacott 2021-02-17 17:36:41 +10:00 committed by Xiang Xiao
parent 102adaf026
commit ed83ee2675
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
arch/z80/include/ez80/irq.h
View File

@ -218,23 +218,23 @@
/* Byte offsets */
# define XCPT_I_OFFSET (3*XCPT_I) /* Offset 0: Saved 24-bit interrupt vector register */
# define XCPT_IF_OFFSET (2*XCPT_I+1) /* Offset 1: Saved flags. P set if interrupts enabled */
# define XCPT_IA_OFFSET (2*XCPT_I+2) /* Offset 2: Saved lower 8-bits of interrupt vector register */
# define XCPT_IF_OFFSET (3*XCPT_I+0) /* Offset 0: Saved flags. P set if interrupts enabled */
# define XCPT_IA_OFFSET (3*XCPT_I+1) /* Offset 1: Saved lower 8-bits of interrupt vector register */
# define XCPT_BC_OFFSET (3*XCPT_BC) /* Offset 3: Saved 24-bit BC register */
# define XCPT_C_OFFSET (3*XCPT_BC+1) /* Offset 4: Saved 8-bit C register */
# define XCPT_B_OFFSET (3*XCPT_BC+2) /* Offset 5: Saved 8-bit D register */
# define XCPT_C_OFFSET (3*XCPT_BC+0) /* Offset 3: Saved 8-bit C register */
# define XCPT_B_OFFSET (3*XCPT_BC+1) /* Offset 4: Saved 8-bit B register */
# define XCPT_DE_OFFSET (3*XCPT_DE) /* Offset 6: Saved 24-bit DE register */
# define XCPT_E_OFFSET (3*XCPT_DE+1) /* Offset 7: Saved 8-bit E register */
# define XCPT_D_OFFSET (3*XCPT_DE+2) /* Offset 8: Saved 8-bit D register */
# define XCPT_E_OFFSET (3*XCPT_DE+0) /* Offset 6: Saved 8-bit E register */
# define XCPT_D_OFFSET (3*XCPT_DE+1) /* Offset 7: Saved 8-bit D register */
# define XCPT_IX_OFFSET (3*XCPT_IX) /* Offset 9: Saved 24-bit IX register */
# define XCPT_IY_OFFSET (3*XCPT_IY) /* Offset 12: Saved 24-bit IY register */
# define XCPT_SP_OFFSET (3*XCPT_SP) /* Offset 15: Saved 24-bit SP at time of interrupt */
# define XCPT_HL_OFFSET (3*XCPT_HL) /* Offset 18: Saved 24-bit HL register */
# define XCPT_L_OFFSET (3*XCPT_HL+1) /* Offset 19: Saved 8-bit L register */
# define XCPT_H_OFFSET (3*XCPT_HL+2) /* Offset 20: Saved 8-bit H register */
# define XCPT_L_OFFSET (3*XCPT_HL+0) /* Offset 18: Saved 8-bit L register */
# define XCPT_H_OFFSET (3*XCPT_HL+1) /* Offset 19: Saved 8-bit H register */
# define XCPT_AF_OFFSET (3*XCPT_AF) /* Offset 21: Saved AF register */
# define XCPT_F_OFFSET (3*XCPT_AF+1) /* Offset 22: Saved AF register */
# define XCPT_A_OFFSET (3*XCPT_AF+2) /* Offset 23: Saved 8-bit A register */
# define XCPT_F_OFFSET (3*XCPT_AF+0) /* Offset 21: Saved AF register */
# define XCPT_A_OFFSET (3*XCPT_AF+1) /* Offset 22: Saved 8-bit A register */
# define XCPT_PC_OFFSET (3*XCPT_PC) /* Offset 24: Offset to 24-bit PC at time of interrupt */
# define XCPTCONTEXT_SIZE (3*XCPTCONTEXT_REGS)
#endif