|
@@ -1,71 +0,0 @@
|
|
|
-// SPDX-License-Identifier: GPL-2.0+
|
|
|
-/*
|
|
|
- * Support for indirect PCI bridges.
|
|
|
- *
|
|
|
- * Copyright (C) 1998 Gabriel Paubert.
|
|
|
- */
|
|
|
-
|
|
|
-#include <common.h>
|
|
|
-
|
|
|
-#if !defined(__I386__) && !defined(CONFIG_DM_PCI)
|
|
|
-
|
|
|
-#include <asm/processor.h>
|
|
|
-#include <asm/io.h>
|
|
|
-#include <pci.h>
|
|
|
-
|
|
|
-#define cfg_read(val, addr, type, op) *val = op((type)(addr))
|
|
|
-#define cfg_write(val, addr, type, op) op((type *)(addr), (val))
|
|
|
-
|
|
|
-#if defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
|
|
|
-#define INDIRECT_PCI_OP(rw, size, type, op, mask) \
|
|
|
-static int \
|
|
|
-indirect_##rw##_config_##size(struct pci_controller *hose, \
|
|
|
- pci_dev_t dev, int offset, type val) \
|
|
|
-{ \
|
|
|
- u32 b, d,f; \
|
|
|
- b = PCI_BUS(dev); d = PCI_DEV(dev); f = PCI_FUNC(dev); \
|
|
|
- b = b - hose->first_busno; \
|
|
|
- dev = PCI_BDF(b, d, f); \
|
|
|
- *(hose->cfg_addr) = dev | (offset & 0xfc) | ((offset & 0xf00) << 16) | 0x80000000; \
|
|
|
- sync(); \
|
|
|
- cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \
|
|
|
- return 0; \
|
|
|
-}
|
|
|
-#else
|
|
|
-#define INDIRECT_PCI_OP(rw, size, type, op, mask) \
|
|
|
-static int \
|
|
|
-indirect_##rw##_config_##size(struct pci_controller *hose, \
|
|
|
- pci_dev_t dev, int offset, type val) \
|
|
|
-{ \
|
|
|
- u32 b, d,f; \
|
|
|
- b = PCI_BUS(dev); d = PCI_DEV(dev); f = PCI_FUNC(dev); \
|
|
|
- b = b - hose->first_busno; \
|
|
|
- dev = PCI_BDF(b, d, f); \
|
|
|
- out_le32(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000000); \
|
|
|
- cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \
|
|
|
- return 0; \
|
|
|
-}
|
|
|
-#endif
|
|
|
-
|
|
|
-INDIRECT_PCI_OP(read, byte, u8 *, in_8, 3)
|
|
|
-INDIRECT_PCI_OP(read, word, u16 *, in_le16, 2)
|
|
|
-INDIRECT_PCI_OP(read, dword, u32 *, in_le32, 0)
|
|
|
-INDIRECT_PCI_OP(write, byte, u8, out_8, 3)
|
|
|
-INDIRECT_PCI_OP(write, word, u16, out_le16, 2)
|
|
|
-INDIRECT_PCI_OP(write, dword, u32, out_le32, 0)
|
|
|
-
|
|
|
-void pci_setup_indirect(struct pci_controller* hose, u32 cfg_addr, u32 cfg_data)
|
|
|
-{
|
|
|
- pci_set_ops(hose,
|
|
|
- indirect_read_config_byte,
|
|
|
- indirect_read_config_word,
|
|
|
- indirect_read_config_dword,
|
|
|
- indirect_write_config_byte,
|
|
|
- indirect_write_config_word,
|
|
|
- indirect_write_config_dword);
|
|
|
-
|
|
|
- hose->cfg_addr = (unsigned int *) cfg_addr;
|
|
|
- hose->cfg_data = (unsigned char *) cfg_data;
|
|
|
-}
|
|
|
-
|
|
|
-#endif /* !__I386__ */
|