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authorPaul Mundt <lethal@linux-sh.org>2006-09-27 16:43:28 +0900
committerPaul Mundt <lethal@linux-sh.org>2006-09-27 16:43:28 +0900
commit959f85f8a3223c116bbe95dd8a9b207790b5d4d3 (patch)
treee7da9ccf292f860bfa0ff9cc8b2682cd1d6bad4d /include/asm-sh
parente108b2ca2349f510ce7d7f910eda89f71d710d84 (diff)
downloadop-kernel-dev-959f85f8a3223c116bbe95dd8a9b207790b5d4d3.zip
op-kernel-dev-959f85f8a3223c116bbe95dd8a9b207790b5d4d3.tar.gz
sh: Consolidated SH7751/SH7780 PCI support.
This cleans up quite a lot of the PCI mess that we currently have, and attempts to consolidate the duplication in the SH7780 and SH7751 PCI controllers. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh')
-rw-r--r--include/asm-sh/io.h5
-rw-r--r--include/asm-sh/pci.h35
2 files changed, 37 insertions, 3 deletions
diff --git a/include/asm-sh/io.h b/include/asm-sh/io.h
index 894e64b..27dba65 100644
--- a/include/asm-sh/io.h
+++ b/include/asm-sh/io.h
@@ -209,6 +209,11 @@ static inline void ctrl_outl(unsigned int b, unsigned long addr)
*(volatile unsigned long*)addr = b;
}
+static inline void ctrl_delay(void)
+{
+ ctrl_inw(P2SEG);
+}
+
#define IO_SPACE_LIMIT 0xffffffff
/*
diff --git a/include/asm-sh/pci.h b/include/asm-sh/pci.h
index 18a109d..6ccc948 100644
--- a/include/asm-sh/pci.h
+++ b/include/asm-sh/pci.h
@@ -32,6 +32,34 @@ extern struct pci_channel board_pci_channels[];
#define PCIBIOS_MIN_IO board_pci_channels->io_resource->start
#define PCIBIOS_MIN_MEM board_pci_channels->mem_resource->start
+/*
+ * I/O routine helpers
+ */
+#ifdef CONFIG_CPU_SUBTYPE_SH7780
+#define PCI_IO_AREA 0xFE400000
+#define PCI_IO_SIZE 0x00400000
+#else
+#define PCI_IO_AREA 0xFE240000
+#define PCI_IO_SIZE 0X00040000
+#endif
+
+#define PCI_MEM_SIZE 0x01000000
+
+#define SH4_PCIIOBR_MASK 0xFFFC0000
+#define pci_ioaddr(addr) (PCI_IO_AREA + (addr & ~SH4_PCIIOBR_MASK))
+
+#if defined(CONFIG_PCI)
+#define is_pci_ioaddr(port) \
+ (((port) >= PCIBIOS_MIN_IO) && \
+ ((port) < (PCIBIOS_MIN_IO + PCI_IO_SIZE)))
+#define is_pci_memaddr(port) \
+ (((port) >= PCIBIOS_MIN_MEM) && \
+ ((port) < (PCIBIOS_MIN_MEM + PCI_MEM_SIZE)))
+#else
+#define is_pci_ioaddr(port) (0)
+#define is_pci_memaddr(port) (0)
+#endif
+
struct pci_dev;
extern void pcibios_set_master(struct pci_dev *dev);
@@ -98,11 +126,12 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
#endif
/* Board-specific fixup routines. */
-extern void pcibios_fixup(void);
-extern void pcibios_fixup_irqs(void);
+void pcibios_fixup(void);
+int pcibios_init_platform(void);
+int pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin);
#ifdef CONFIG_PCI_AUTO
-extern int pciauto_assign_resources(int busno, struct pci_channel *hose);
+int pciauto_assign_resources(int busno, struct pci_channel *hose);
#endif
static inline void pcibios_add_platform_entries(struct pci_dev *dev)
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