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Add arch/z80/src/z180/z180_iomap.h

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git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5427 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2012-12-10 22:39:18 +00:00
parent 5f72f975b3
commit 97ddd5100f
4 changed files with 406 additions and 27 deletions
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nuttx/arch/z80/include/z180/chip.h
+2 -14
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@@ -49,7 +49,7 @@
* Pre-processor Definitions
****************************************************************************/
/* Bits in the Z80 FLAGS register ***************************************************/
/* Bits in the Z180 FLAGS register ******************************************/
#define Z180_C_FLAG 0x01 /* Bit 0: Carry flag */
#define Z180_N_FLAG 0x02 /* Bit 1: Add/Subtract flag */
@@ -58,19 +58,7 @@
#define Z180_Z_FLAG 0x40 /* Bit 5: Zero flag */
#define Z180_S_FLAG 0x80 /* Bit 7: Sign flag */
/* Register access macros ***********************************************************/
#ifndef __ASSEMBLY__
# define getreg8(a) (*(volatile uint8_t *)(a))
# define putreg8(v,a) (*(volatile uint8_t *)(a) = (v))
# define getreg16(a) (*(volatile uint16_t *)(a))
# define putreg16(v,a) (*(volatile uint16_t *)(a) = (v))
# define getreg32(a) (*(volatile uint32_t *)(a))
# define putreg32(v,a) (*(volatile uint32_t *)(a) = (v))
#endif
/* Z180 Chip Definitions ****************************************************/
/* Z800180
*
* The 8-bit Z80180 MPU provides the benefits of reduced system costs and
nuttx/arch/z80/include/z80/chip.h
-13
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@@ -58,19 +58,6 @@
#define Z80_Z_FLAG 0x40 /* Bit 5: Zero flag */
#define Z80_S_FLAG 0x80 /* Bit 7: Sign flag */
/* Register access macros ***********************************************************/
#ifndef __ASSEMBLY__
# define getreg8(a) (*(volatile uint8_t *)(a))
# define putreg8(v,a) (*(volatile uint8_t *)(a) = (v))
# define getreg16(a) (*(volatile uint16_t *)(a))
# define putreg16(v,a) (*(volatile uint16_t *)(a) = (v))
# define getreg32(a) (*(volatile uint32_t *)(a))
# define putreg32(v,a) (*(volatile uint32_t *)(a) = (v))
#endif
/************************************************************************************
* Public Function Prototypes
************************************************************************************/