Add support for Freescale M5271: Merge with /work/u-boot.mcf5271

[karo-tx-uboot.git] / drivers / pci_indirect.c

diff --git a/drivers/pci_indirect.c b/drivers/pci_indirect.c
index 05cfbd9b66c6893629388de8d1732706f67db54d..f0c4a1ccf4742b2a993873b191d74cff635667f2 100644 (file)
--- a/drivers/pci_indirect.c
+++ b/drivers/pci_indirect.c
@@ -12,7 +12,7 @@
 #include <common.h>
 
 #ifdef CONFIG_PCI
-#ifndef __I386__
+#if (!defined(__I386__) && !defined(CONFIG_IXDP425))
 
 #include <asm/processor.h>
 #include <asm/io.h>
@@ -21,23 +21,72 @@
 #define cfg_read(val, addr, type, op)  *val = op((type)(addr))
 #define cfg_write(val, addr, type, op) op((type *)(addr), (val))
 
+#ifdef CONFIG_IXP425
+extern unsigned char   in_8 (volatile unsigned *addr);
+extern unsigned short  in_le16 (volatile unsigned *addr);
+extern unsigned                in_le32 (volatile unsigned *addr);
+extern void            out_8 (volatile unsigned *addr, char val);
+extern void            out_le16 (volatile unsigned *addr, unsigned short val);
+extern void            out_le32 (volatile unsigned *addr, unsigned int val);
+#endif /* CONFIG_IXP425 */
+
 #if defined(CONFIG_MPC8260)
 #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);    \
        sync();                                                          \
        cfg_##rw(val, hose->cfg_data + (offset & mask), type, op);       \
        return 0;                                                        \
 }
+#elif defined(CONFIG_E500)
+#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) | 0x80000000;          \
+       sync();                                                          \
+       cfg_##rw(val, hose->cfg_data + (offset & mask), type, op);       \
+       return 0;                                                        \
+}
+#elif defined(CONFIG_440GX) || defined(CONFIG_440EP) || defined(CONFIG_440GR)
+#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);                                          \
+       if (PCI_BUS(dev) > 0)                                            \
+               out_le32(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000001); \
+       else                                                             \
+               out_le32(hose->cfg_addr, dev | (offset & 0xfc) | 0x80000000); \
+       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;                                                        \
@@ -85,5 +134,5 @@ void pci_setup_indirect(struct pci_controller* hose, u32 cfg_addr, u32 cfg_data)
        hose->cfg_data = (unsigned char *) cfg_data;
 }
 
-#endif
-#endif
+#endif /* !__I386__ && !CONFIG_IXDP425 */
+#endif /* CONFIG_PCI */