Severely strip down the repocopied i386/bios.c and bios.h files. It turns

out that bios_sigsearch() etc is useful for finding tables in roms.

1 files changed, 0 insertions, 233 deletions

diff --git a/sys/amd64/include/pc/bios.h b/sys/amd64/include/pc/bios.h
index c7362a9..8727972 100644
--- a/sys/amd64/include/pc/bios.h
+++ b/sys/amd64/include/pc/bios.h
@@ -30,245 +30,12 @@
 #ifndef _MACHINE_PC_BIOS_H_
 #define _MACHINE_PC_BIOS_H_
 
-/* 
- * Signature structure for the BIOS32 Service Directory header 
- */
-struct bios32_SDheader 
-{
-    u_int8_t	sig[4];
-    u_int32_t	entry;
-    u_int8_t	revision;
-    u_int8_t	len;
-    u_int8_t	cksum;
-    u_int8_t	pad[5];
-};
-
-/* 
- * BIOS32 Service Directory entry.  Caller supplies name, bios32_SDlookup
- * fills in the rest of the details.
- */
-struct bios32_SDentry 
-{
-    union 
-    {
-	u_int8_t	name[4];	/* service identifier */
-	u_int32_t	id;		/* as a 32-bit value */
-    } ident;
-    u_int32_t	base;			/* base of service */
-    u_int32_t	len;			/* service length */
-    u_int32_t	entry;			/* entrypoint offset from base */
-    vm_offset_t	ventry;			/* entrypoint in kernel virtual segment */
-};
-
-extern int		bios32_SDlookup(struct bios32_SDentry *ent);
 extern u_int32_t	bios_sigsearch(u_int32_t start, u_char *sig, int siglen, 
 					 int paralen, int sigofs);
 
 #define BIOS_PADDRTOVADDR(x)	((x) + KERNBASE)
 #define BIOS_VADDRTOPADDR(x)	((x) - KERNBASE)
 
-
-/* 
- * PnP BIOS presence structure
- */
-struct PnPBIOS_table 
-{
-    u_int8_t	sig[4];			/* "$PnP */
-    u_int8_t	version;		/* should be 0x10 */
-    u_int8_t	len;    		/* total structure length */
-    u_int16_t	control;		/* BIOS feature flags */
-    u_int8_t	cksum;			/* checksum */
-    u_int32_t	evflagaddr;		/* address of event notificaton flag */
-    u_int16_t	rmentryoffset;		/* real-mode entry offset */
-    u_int16_t	rmentryseg;		/*                 segment */
-    u_int16_t	pmentryoffset;		/* protected-mode entry offset */
-    u_int32_t	pmentrybase;		/*                segment base */
-    u_int32_t	oemdevid;		/* motherboard EISA ID */
-    u_int16_t	rmbiosseg;		/* real-mode BIOS segment */
-    u_int32_t	pmdataseg;		/* protected-mode data segment */
-} __packed;
-
-
-/* 
- * Exported lookup results 
- */
-extern struct bios32_SDentry	PCIbios;
-
-struct segment_info {
-	u_int	base;
-	u_int	limit;
-};
-
-#define BIOSCODE_FLAG	0x01
-#define BIOSDATA_FLAG	0x02
-#define BIOSUTIL_FLAG	0x04
-#define BIOSARGS_FLAG	0x08
-
-struct bios_segments {
-	struct	segment_info code32;		/* 32-bit code (mandatory) */
-	struct	segment_info code16;		/* 16-bit code */
-	struct	segment_info data;		/* 16-bit data */
-	struct	segment_info util;		/* 16-bit utility */
-	struct	segment_info args;		/* 16-bit args */
-};
-
-struct bios_regs {
-	u_int	eax;
-	u_int	ebx;
-	u_int	ecx;
-	u_int	edx;
-	u_int	esi;
-	u_int	edi;
-};
-
-struct bios_args {
-	u_int	entry;				/* entry point of routine */
-	struct	bios_regs r;
-	struct	bios_segments seg;
-};
-
-/*
- * PnP BIOS return codes
- */
-#define PNP_SUCCESS				0x00
-#define PNP_NOT_SET_STATICALLY			0x7f
-#define PNP_UNKNOWN_FUNCTION			0x81
-#define PNP_FUNTION_NOT_SUPPORTED		0x82
-#define PNP_INVALID_HANDLE			0x83
-#define PNP_BAD_PARAMETER			0x84
-#define PNP_SET_FAILED				0x85
-#define PNP_EVENTS_NOT_PENDING			0x86
-#define PNP_SYSTEM_NOT_DOCKED			0x87
-#define PNP_NO_ISA_PNP_CARDS			0x88
-#define PNP_UNABLE_TO_DETERMINE_DOCK_CAPABILITIES 0x89
-#define PNP_CONFIG_CHANGE_FAILED_NO_BATTERY	0x8a
-#define PNP_CONFIG_CHANGE_FAILED_RESOURCE_CONFLICT 0x8b
-#define PNP_BUFFER_TOO_SMALL			0x8c
-#define PNP_USE_ESCD_SUPPORT			0x8d
-#define PNP_MESSAGE_NOT_SUPPORTED		0x8e
-#define PNP_HARDWARE_ERROR			0x8f
-
-/*
- * DMI return codes
- */
-#define DMI_SUCCESS				0x00
-#define DMI_UNKNOWN_FUNCTION			0x81
-#define DMI_FUNCTION_NOT_SUPPORTED		0x82
-#define DMI_INVALID_HANDLE			0x83
-#define DMI_BAD_PARAMETER			0x84
-#define DMI_INVALID_SUBFUNCTION			0x85
-#define DMI_NO_CHANGE				0x86
-#define DMI_ADD_STRUCTURE_FAILED		0x87
-#define DMI_READ_ONLY				0x8d
-#define DMI_LOCK_NOT_SUPPORTED			0x90
-#define DMI_CURRENTLY_LOCKED			0x91
-#define DMI_INVALID_LOCK			0x92
-
-/*
- * format specifiers and defines for bios16()
- *     s	= short (16 bits)
- *     i	= int (32 bits)
- *     p	= pointer (converted to seg:offset)
- *     C,D,U 	= selector (corresponding to code/data/utility segment)
- */
-#define PNP_COUNT_DEVNODES	"sppD",		0x00
-#define PNP_GET_DEVNODE		"sppsD",	0x01
-#define PNP_SET_DEVNODE		"sspsD",	0x02
-#define PNP_GET_EVENT		"spD",		0x03
-#define PNP_SEND_MSG		"ssD",		0x04
-#define PNP_GET_DOCK_INFO	"spD",		0x05
-
-#define PNP_SEL_PRIBOOT		"ssiiisspD",	0x07
-#define PNP_GET_PRIBOOT		"sspppppD",	0x08
-#define PNP_SET_RESINFO		"spD",		0x09
-#define PNP_GET_RESINFO		"spD",		0x0A
-#define PNP_GET_APM_ID		"sppD",		0x0B
-
-#define PNP_GET_ISA_INFO	"spD",		0x40
-#define PNP_GET_ECSD_INFO	"spppD",	0x41
-#define PNP_READ_ESCD		"spUD",		0x42
-#define PNP_WRITE_ESCD		"spUD",		0x43
-
-#define PNP_GET_DMI_INFO	"spppppD",	0x50
-#define PNP_GET_DMI_STRUCTURE	"sppUD",	0x51
-#define PNP_SET_DMI_STRUCTURE	"sppsUD"	0x52
-#define PNP_GET_DMI_CHANGE	"spUD"		0x53
-#define PNP_DMI_CONTROL		"sspsUD"	0x54
-#define PNP_GET_GPNV_INFO	"sppppD"	0x55
-#define PNP_READ_GPNV_DATA	"ssppUD"	0x56
-#define PNP_WRITE_GPNV_DATA	"sspsUD"	0x57
-
-#define PNP_BOOT_CHECK		"sp",		0x60
-#define PNP_COUNT_IPL		"sppp",		0x61
-#define PNP_GET_BOOTPRI		"spp",		0x62
-#define PNP_SET_BOOTPRI		"sp",		0x63
-#define PNP_GET_LASTBOOT	"sp",		0x64
-#define PNP_GET_BOOTFIRST	"sp",		0x65
-#define PNP_SET_BOOTFIRST	"sp",		0x66
-
-/*
- * PCI BIOS functions
- */
-#define PCIBIOS_BIOS_PRESENT		0xb101
-#define PCIBIOS_READ_CONFIG_BYTE	0xb108
-#define PCIBIOS_READ_CONFIG_WORD	0xb109
-#define PCIBIOS_READ_CONFIG_DWORD	0xb10a
-#define PCIBIOS_WRITE_CONFIG_BYTE	0xb10b
-#define PCIBIOS_WRITE_CONFIG_WORD	0xb10c
-#define PCIBIOS_WRITE_CONFIG_DWORD	0xb10d
-#define PCIBIOS_GET_IRQ_ROUTING		0xb10e
-#define PCIBIOS_ROUTE_INTERRUPT		0xb10f
-
-extern int bios16(struct bios_args *, char *, ...);
-extern int bios16_call(struct bios_regs *, char *);
-extern int bios32(struct bios_regs *, u_int, u_short);
-extern void set_bios_selectors(struct bios_segments *, int);
-
-/*
- * PCI interrupt routing table.
- *
- * $PIR in the BIOS segment contains a PIR_table
- * int 1a:b106 returns PIR_table in buffer at es:(e)di 
- * int 1a:b18e returns PIR_table in buffer at es:(e)di 
- * int 1a:b406 returns es:di pointing to the BIOS PIR_table
- */
-struct PIR_header 
-{
-    int8_t	ph_signature[4];
-    u_int16_t	ph_version;
-    u_int16_t	ph_length;
-    u_int8_t	ph_router_bus;
-    u_int8_t	ph_router_dev_fn;
-    u_int16_t	ph_pci_irqs;
-    u_int16_t	ph_router_vendor;
-    u_int16_t	ph_router_device;
-    u_int32_t	ph_miniport;
-    u_int8_t	ph_res[11];
-    u_int8_t	ph_checksum;
-} __packed;
-
-struct PIR_intpin 
-{
-    u_int8_t	link;
-    u_int16_t	irqs;
-} __packed;
-
-struct PIR_entry
-{
-    u_int8_t		pe_bus;
-    u_int8_t		pe_res1:3;
-    u_int8_t		pe_device:5;
-    struct PIR_intpin	pe_intpin[4];
-    u_int8_t	pe_slot;
-    u_int8_t	pe_res3;
-} __packed;
-
-struct PIR_table 
-{
-    struct PIR_header	pt_header;
-    struct PIR_entry	pt_entry[0];
-} __packed;
-
 /*
  * Int 15:E820 'SMAP' structure
  *