#endif
#define AMAZON_PCI_MEM_SIZE 0x00400000
#define AMAZON_PCI_IO_BASE 0xb2400000
-#define AMAZON_PCI_IO_SIZE 0x00002000
+#define AMAZON_PCI_IO_SIZE 0x00200000
#define AMAZON_PCI_CFG_BUSNUM_SHF 16
#define AMAZON_PCI_CFG_DEVNUM_SHF 11
#define PCI_ACCESS_READ 0
#define PCI_ACCESS_WRITE 1
-static inline u32 amazon_r32(u32 addr)
-{
- u32 *ptr = (u32 *) addr;
- return __raw_readl(ptr);
-}
-
-static inline void amazon_w32(u32 addr, u32 val)
-{
- u32 *ptr = (u32 *) addr;
- __raw_writel(val, ptr);
-}
-
-
static struct resource pci_io_resource = {
.name = "io pci IO space",
-#if 0
+#if 1
.start = AMAZON_PCI_IO_BASE,
.end = AMAZON_PCI_IO_BASE + AMAZON_PCI_IO_SIZE - 1,
-#endif
+#else
.start = 0,
- .end = AMAZON_PCI_IO_SIZE - 1,
+ .end = 0x00002000 - 1,
+#endif
.flags = IORESOURCE_IO
};
.flags = IORESOURCE_MEM
};
-static inline u32 amazon_pci_swap(u32 val)
-{
-#ifdef CONFIG_AMAZON_PCI_HW_SWAP
- return swab32(val);
-#else
- return val;
-#endif
-}
-
static int amazon_pci_config_access(unsigned char access_type,
struct pci_bus *bus, unsigned int devfn, unsigned int where, u32 *data)
{
u32 pci_addr;
u32 val;
int ret;
-
+
/* Amazon support slot from 0 to 15 */
/* devfn 0 & 0x20 is itself */
- if ((bus->number != 0) || (devfn == 0) || (devfn == 0x20))
+ if ((bus->number != 0) || (devfn > 0x7f) || (devfn == 0) || (devfn == 0x20))
return 1;
- pci_addr=AMAZON_PCI_CFG_BASE |
+ local_irq_save(flags);
+
+ pci_addr = AMAZON_PCI_CFG_BASE |
bus->number << AMAZON_PCI_CFG_BUSNUM_SHF |
devfn << AMAZON_PCI_CFG_FUNNUM_SHF |
(where & ~0x3);
-
- local_irq_save(flags);
- if (access_type == PCI_ACCESS_WRITE) {
- val = amazon_pci_swap(*data);
+
+ if (access_type == PCI_ACCESS_WRITE)
+ {
+#ifdef CONFIG_SWAP_IO_SPACE
+ val = swab32(*data);
+#endif
ret = put_dbe(val, (u32 *)pci_addr);
} else {
ret = get_dbe(val, (u32 *)pci_addr);
- *data = amazon_pci_swap(val);
+#ifdef CONFIG_SWAP_IO_SPACE
+ *data = swab32(val);
+#else
+ *data = val;
+#endif
}
- amazon_w32(PCI_MODE, amazon_r32(PCI_MODE) & (~(1<<PCI_MODE_cfgok_bit)));
- amazon_w32(STATUS_COMMAND_ADDR, amazon_r32(STATUS_COMMAND_ADDR));
- amazon_w32(PCI_MODE, amazon_r32(PCI_MODE) | (~(1<<PCI_MODE_cfgok_bit)));
+ amazon_writel(amazon_readl(PCI_MODE) & (~(1<<PCI_MODE_cfgok_bit)), PCI_MODE);
+ amazon_writel(amazon_readl(STATUS_COMMAND_ADDR), STATUS_COMMAND_ADDR);
+ amazon_writel(amazon_readl(PCI_MODE) | (~(1<<PCI_MODE_cfgok_bit)), PCI_MODE);
+ mb();
local_irq_restore(flags);
+ if (((*data) == 0xffffffff) && (access_type == PCI_ACCESS_READ))
+ return 1;
+
return ret;
}
static struct pci_controller amazon_pci_controller = {
.pci_ops = &amazon_pci_ops,
.mem_resource = &pci_mem_resource,
- .io_resource = &pci_io_resource
+ .mem_offset = 0x00000000UL,
+ .io_resource = &pci_io_resource,
+ .io_offset = 0x00000000UL,
};
int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
u32 temp_buffer;
-#ifdef CONFIG_AMAZON_PCI_HW_SWAP
+#ifdef CONFIG_SWAP_IO_SPACE
AMAZON_PCI_REG32(IRM) = AMAZON_PCI_REG32(IRM) | (1<<27) | (1<<28);
wmb();
#endif
AMAZON_PCI_REG32(CLOCK_CONTROL) = AMAZON_PCI_REG32(CLOCK_CONTROL) | (1<<ARB_CTRL_bit);
- amazon_w32(PCI_MODE, amazon_r32(PCI_MODE) & (~(1<<PCI_MODE_cfgok_bit)));
+ amazon_writel(amazon_readl(PCI_MODE) & (~(1<<PCI_MODE_cfgok_bit)), PCI_MODE);
AMAZON_PCI_REG32(STATUS_COMMAND_ADDR) = AMAZON_PCI_REG32(STATUS_COMMAND_ADDR) | (1<<BUS_MASTER_ENABLE_BIT) |(1<<MEM_SPACE_ENABLE_BIT);
AMAZON_PCI_REG32(FPI_ADDRESS_MAP_5) = 0xb2500000;
AMAZON_PCI_REG32(FPI_ADDRESS_MAP_6) = 0xb2600000;
AMAZON_PCI_REG32(FPI_ADDRESS_MAP_7) = 0xb2700000;
-
- AMAZON_PCI_REG32(BAR11_MASK) = 0x0f000008;
+
+ AMAZON_PCI_REG32(BAR11_MASK) = 0x0c000008;
AMAZON_PCI_REG32(PCI_ADDRESS_MAP_11) = 0x0;
AMAZON_PCI_REG32(BAR1_ADDR) = 0x0;
- amazon_w32(PCI_MODE, amazon_r32(PCI_MODE) | (~(1<<PCI_MODE_cfgok_bit)));
+ amazon_writel(amazon_readl(PCI_MODE) | (~(1<<PCI_MODE_cfgok_bit)), PCI_MODE);
//use 8 dw burse length
AMAZON_PCI_REG32(FPI_BURST_LENGTH) = 0x303;
- amazon_pci_controller.io_map_base = (unsigned long)ioremap(AMAZON_PCI_IO_BASE, AMAZON_PCI_IO_SIZE);
+ amazon_pci_controller.io_map_base = (unsigned long)ioremap(AMAZON_PCI_IO_BASE, AMAZON_PCI_IO_SIZE - 1);
register_pci_controller(&amazon_pci_controller);
return 0;
}
other party has been advised of the possibility of such damages.
******************************************************************************/
-#define amazon_readl(a) readl(((u32*)(a)))
-#define amazon_writel(a,b) writel(a, ((u32*)(b)))
-#define amazon_writel_masked(a,b,c) writel((readl(((u32*)(a))) & ~b) | (c & b), ((u32*)(a)))
+#define amazon_readl(a) __raw_readl(((u32*)(a)))
+#define amazon_writel(a,b) __raw_writel(a, ((u32*)(b)))
+#define amazon_writel_masked(a,b,c) __raw_writel((__raw_readl(((u32*)(a))) & ~b) | (c & b), ((u32*)(a)))
+
+#define IOPORT_RESOURCE_START 0x10000000
+#define IOPORT_RESOURCE_END 0xffffffff
+#define IOMEM_RESOURCE_START 0x10000000
+#define IOMEM_RESOURCE_END 0xffffffff
/* check ADSL link status */
#define AMAZON_CHECK_LINK
+++ /dev/null
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2003, 2004 Ralf Baechle
- */
-#ifndef __ASM_MACH_GENERIC_MANGLE_PORT_H
-#define __ASM_MACH_GENERIC_MANGLE_PORT_H
-
-#define __swizzle_addr_b(port) (port)
-#define __swizzle_addr_w(port) ((port) ^ 2)
-#define __swizzle_addr_l(port) (port)
-#define __swizzle_addr_q(port) (port)
-
-/*
- * Sane hardware offers swapping of PCI/ISA I/O space accesses in hardware;
- * less sane hardware forces software to fiddle with this...
- *
- * Regardless, if the host bus endianness mismatches that of PCI/ISA, then
- * you can't have the numerical value of data and byte addresses within
- * multibyte quantities both preserved at the same time. Hence two
- * variations of functions: non-prefixed ones that preserve the value
- * and prefixed ones that preserve byte addresses. The latters are
- * typically used for moving raw data between a peripheral and memory (cf.
- * string I/O functions), hence the "__mem_" prefix.
- */
-#if defined(CONFIG_SWAP_IO_SPACE)
-
-# define ioswabb(a,x) (x)
-# define __mem_ioswabb(a,x) (x)
-# define ioswabw(a,x) le16_to_cpu(x)
-# define __mem_ioswabw(a,x) (x)
-# define ioswabl(a,x) le32_to_cpu(x)
-# define __mem_ioswabl(a,x) (x)
-# define ioswabq(a,x) le64_to_cpu(x)
-# define __mem_ioswabq(a,x) (x)
-
-#else
-
-# define ioswabb(a,x) (x)
-# define __mem_ioswabb(a,x) (x)
-# define ioswabw(a,x) (x)
-# define __mem_ioswabw(a,x) cpu_to_le16(x)
-# define ioswabl(a,x) (x)
-# define __mem_ioswabl(a,x) cpu_to_le32(x)
-# define ioswabq(a,x) (x)
-# define __mem_ioswabq(a,x) cpu_to_le32(x)
-
-#endif
-
-#endif /* __ASM_MACH_GENERIC_MANGLE_PORT_H */
projects / openwrt / svn-archive / archive.git / commitdiff