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PCI: add bridge control flags and use them.

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This commit is contained in:
Jérôme Duval
2012-02-27 21:46:01 +01:00
parent de49f7dda3
commit 9f6b2d77b7
2 changed files with 23 additions and 5 deletions
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headers/os/drivers/PCI.h
+13
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@@ -655,6 +655,19 @@ struct pci_module_info {
#define PCI_pin_d 0x04
#define PCI_pin_max 0x04
/** PCI bridge control register bits */
#define PCI_bridge_parity_error_response 0x0001 /* 1/0 Parity Error Response */
#define PCI_bridge_serr 0x0002 /* 1/0 SERR# en/disabled */
#define PCI_bridge_isa 0x0004 /* 1/0 ISA en/disabled */
#define PCI_bridge_vga 0x0008 /* 1/0 VGA en/disabled */
#define PCI_bridge_master_abort 0x0020 /* 1/0 Master Abort mode */
#define PCI_bridge_secondary_bus_reset 0x0040 /* 1/0 Secondary bus reset */
#define PCI_bridge_secondary_bus_fastback 0x0080 /* 1/0 fast back-to-back en/disabled */
#define PCI_bridge_primary_discard_timeout 0x0100 /* 1/0 primary discard timeout */
#define PCI_bridge_secondary_discard_timeout 0x0200 /* 1/0 secondary discard timeout */
#define PCI_bridge_discard_timer_status 0x0400 /* 1/0 discard timer status */
#define PCI_bridge_discard_timer_serr 0x0800 /* 1/0 discard timer serr */
/** PCI Capability Codes */
#define PCI_cap_id_reserved 0x00
#define PCI_cap_id_pm 0x01 /* Power management */