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powerpc/motorola_powerpc: Map LibBSD bus space to the PCI base address

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Closes #4516
This commit is contained in:
Chris Johns
2021-09-18 12:05:42 +10:00
parent cfef84a007
commit 99698fb5a2
1 changed files with 32 additions and 2 deletions
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34
bsps/powerpc/motorola_powerpc/include/bsp.h
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@@ -31,11 +31,11 @@
#include <rtems.h>
#include <libcpu/io.h>
#include <bsp/vectors.h>
#ifdef qemu
#include <rtems/bspcmdline.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
@@ -115,6 +115,36 @@ extern "C" {
#endif
#endif
/*
* The BSP has PCI devices. Enable support in LibBSD.
*/
#define BSP_HAS_PC_PCI
/*
* Remap the PCI address space for LibBSD
*/
#define RTEMS_BSP_PCI_IO_REGION_BASE 0
#define RTEMS_BSP_PCI_MEM_REGION_BASE PCI_DRAM_OFFSET
/*
* Remap the PCI address space for LibBSD
*/
#define RTEMS_BSP_ADDR_PTR(_type) uint ## _type ## _t __volatile*
#define RTEMS_BSP_ADDR_CPTR(_type) const RTEMS_BSP_ADDR_PTR(_type)
#define RTEMS_BSP_ADDRESS_READ(_addr, _type) \
*((RTEMS_BSP_ADDR_CPTR(_type)) (((RTEMS_BSP_ADDR_CPTR(8)) _addr) + PCI_DRAM_OFFSET))
#define RTEMS_BSP_ADDRESS_WRITE(_addr, _val, _type) \
*((RTEMS_BSP_ADDR_PTR(_type)) (((RTEMS_BSP_ADDR_PTR(8)) _addr) + PCI_DRAM_OFFSET)) = (_val)
#define RTEMS_BSP_READ_1(_addr) RTEMS_BSP_ADDRESS_READ(_addr, 8)
#define RTEMS_BSP_READ_2(_addr) RTEMS_BSP_ADDRESS_READ(_addr, 16)
#define RTEMS_BSP_READ_4(_addr) RTEMS_BSP_ADDRESS_READ(_addr, 32)
#define RTEMS_BSP_READ_8(_addr) RTEMS_BSP_ADDRESS_READ(_addr, 64)
#define RTEMS_BSP_WRITE_1(_addr, _val) RTEMS_BSP_ADDRESS_WRITE(_addr, _val, 8)
#define RTEMS_BSP_WRITE_2(_addr, _val) RTEMS_BSP_ADDRESS_WRITE(_addr, _val, 16)
#define RTEMS_BSP_WRITE_4(_addr, _val) RTEMS_BSP_ADDRESS_WRITE(_addr, _val, 32)
#define RTEMS_BSP_WRITE_8(_addr, _val) RTEMS_BSP_ADDRESS_WRITE(_addr, _val, 64)
/*
* Base address definitions for several devices