PCI cleanup
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6174923799
commit
810d8224cd
4 changed files with 25 additions and 20 deletions
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@ -42,7 +42,7 @@ write_bases (void)
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GRUB_MACHINE_PCI_IO_CTRL_REG = reg;
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}
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void *
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volatile void *
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grub_pci_device_map_range (grub_pci_device_t dev __attribute__ ((unused)),
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grub_addr_t base, grub_size_t size)
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{
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@ -75,7 +75,7 @@ grub_pci_device_map_range (grub_pci_device_t dev __attribute__ ((unused)),
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void
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grub_pci_device_unmap_range (grub_pci_device_t dev __attribute__ ((unused)),
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void *mem __attribute__ ((unused)),
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volatile void *mem __attribute__ ((unused)),
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grub_size_t size __attribute__ ((unused)))
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{
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int i;
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@ -35,9 +35,9 @@ grub_pci_iterate (grub_pci_iteratefunc_t hook)
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grub_pci_id_t id;
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grub_uint32_t hdr;
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for (dev.bus = 0; dev.bus < 256; dev.bus++)
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for (dev.bus = 0; dev.bus < GRUB_PCI_NUM_BUS; dev.bus++)
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{
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for (dev.device = 0; dev.device < 32; dev.device++)
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for (dev.device = 0; dev.device < GRUB_PCI_NUM_DEVICES; dev.device++)
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{
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for (dev.function = 0; dev.function < 8; dev.function++)
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{
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@ -24,6 +24,8 @@
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#define GRUB_PCI_ADDR_REG 0xcf8
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#define GRUB_PCI_DATA_REG 0xcfc
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#define GRUB_PCI_NUM_BUS 256
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#define GRUB_PCI_NUM_DEVICES 32
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static inline grub_uint32_t
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grub_pci_read (grub_pci_address_t addr)
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@ -67,12 +69,12 @@ grub_pci_write_byte (grub_pci_address_t addr, grub_uint8_t data)
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grub_outb (data, GRUB_PCI_DATA_REG + (addr & 3));
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}
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static inline void *
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static inline volatile void *
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grub_pci_device_map_range (grub_pci_device_t dev __attribute__ ((unused)),
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grub_addr_t base,
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grub_size_t size __attribute__ ((unused)))
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{
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return (void *) base;
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return (volatile void *) base;
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}
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static inline void
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@ -22,6 +22,9 @@
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#include <grub/types.h>
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#include <grub/cpu/io.h>
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#define GRUB_PCI_NUM_BUS 1
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#define GRUB_PCI_NUM_DEVICES 16
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#define GRUB_MACHINE_PCI_CONFSPACE 0xbfe80000
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#define GRUB_MACHINE_PCI_CONF_CTRL_REG (*(volatile grub_uint32_t *) 0xbfe00118)
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#define GRUB_MACHINE_PCI_IO_CTRL_REG (*(volatile grub_uint32_t *) 0xbfe00110)
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@ -45,57 +48,57 @@
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static inline grub_uint32_t
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grub_pci_read (grub_pci_address_t addr)
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{
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GRUB_MACHINE_PCI_CONF_CTRL_REG = addr >> 16;
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GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
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return *(volatile grub_uint32_t *) (GRUB_MACHINE_PCI_CONFSPACE
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| (addr & 0xffff));
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| (addr & 0x03ff));
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}
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static inline grub_uint16_t
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grub_pci_read_word (grub_pci_address_t addr)
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{
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GRUB_MACHINE_PCI_CONF_CTRL_REG = addr >> 16;
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GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
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return *(volatile grub_uint16_t *) (GRUB_MACHINE_PCI_CONFSPACE
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| (addr & 0xffff));
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| (addr & 0x03ff));
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}
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static inline grub_uint8_t
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grub_pci_read_byte (grub_pci_address_t addr)
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{
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GRUB_MACHINE_PCI_CONF_CTRL_REG = addr >> 16;
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GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
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return *(volatile grub_uint8_t *) (GRUB_MACHINE_PCI_CONFSPACE
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| (addr & 0xffff));
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| (addr & 0x03ff));
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}
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static inline void
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grub_pci_write (grub_pci_address_t addr, grub_uint32_t data)
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{
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GRUB_MACHINE_PCI_CONF_CTRL_REG = addr >> 16;
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GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
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*(volatile grub_uint32_t *) (GRUB_MACHINE_PCI_CONFSPACE
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| (addr & 0xffff)) = data;
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| (addr & 0x03ff)) = data;
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}
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static inline void
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grub_pci_write_word (grub_pci_address_t addr, grub_uint16_t data)
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{
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GRUB_MACHINE_PCI_CONF_CTRL_REG = addr >> 16;
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GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
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*(volatile grub_uint16_t *) (GRUB_MACHINE_PCI_CONFSPACE
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| (addr & 0xffff)) = data;
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| (addr & 0x03ff)) = data;
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}
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static inline void
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grub_pci_write_byte (grub_pci_address_t addr, grub_uint8_t data)
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{
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GRUB_MACHINE_PCI_CONF_CTRL_REG = addr >> 16;
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GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
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*(volatile grub_uint8_t *) (GRUB_MACHINE_PCI_CONFSPACE
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| (addr & 0xffff)) = data;
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| (addr & 0x03ff)) = data;
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}
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void *
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volatile void *
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grub_pci_device_map_range (grub_pci_device_t dev __attribute__ ((unused)),
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grub_addr_t base, grub_size_t size);
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void
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grub_pci_device_unmap_range (grub_pci_device_t dev __attribute__ ((unused)),
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void *mem,
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volatile void *mem,
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grub_size_t size __attribute__ ((unused)));
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#endif /* GRUB_MACHINE_PCI_H */
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