#ifndef _SYSLINUX_PXE_H
#define _SYSLINUX_PXE_H
-#include <stdint.h>
-#include <netinet/in.h>
-#include <klibc/compiler.h>
-#include <com32.h>
-
-/* PXE spec structures and definitions. These mostly follow the PXE
- spec, except when the PXE spec is unnecessarily stupid. Of course,
- that is most of the time. */
-
-/* Basic types; use Unix-like _t convention instead of SCREAMING; also
- re-use types we already have, like in_addr_t. */
-
-typedef uint16_t pxenv_status_t;
-
-#define MAC_ADDR_LEN 16
-typedef uint8_t mac_addr_t[MAC_ADDR_LEN];
-
-/* "Protected mode segment descriptor" according to PXE... */
-typedef struct {
- uint16_t segaddr;
- uint32_t physaddr;
- uint16_t segsize;
-} __packed pxe_segdesc_t;
-
-typedef far_ptr_t segoff16_t;
-
-typedef struct {
- uint8_t opcode;
-#define BOOTP_REQ 1
-#define BOOTP_REP 2
- uint8_t Hardware;
- uint8_t Hardlen;
- uint8_t Gatehops;
- uint32_t ident;
- uint16_t seconds;
- uint16_t Flags;
-#define BOOTP_BCAST 0x8000
- in_addr_t cip; /* Client IP address */
- in_addr_t yip; /* You IP address */
- in_addr_t sip; /* next server IP address */
- in_addr_t gip; /*relay agent IP address */
- mac_addr_t CAddr;
- uint8_t Sname[64];
- uint8_t bootfile[128];
- union {
-#define BOOTP_DHCPVEND 1024
- uint8_t d[BOOTP_DHCPVEND];
- struct {
- uint8_t magic[4];
-#define VM_RFC1048 0x63825363L
- uint32_t flags;
- uint8_t pad[56];
- } v;
- } vendor;
-} __packed pxe_bootp_t;
-
-/* Function calling structures and constants */
-
-typedef struct s_PXENV_GET_CACHED_INFO {
- pxenv_status_t Status;
- uint16_t PacketType;
-#define PXENV_PACKET_TYPE_DHCP_DISCOVER 1
-#define PXENV_PACKET_TYPE_DHCP_ACK 2
-#define PXENV_PACKET_TYPE_CACHED_REPLY 3
- uint16_t BufferSize;
- segoff16_t Buffer;
- uint16_t BufferLimit;
-} __packed t_PXENV_GET_CACHED_INFO;
-
-typedef struct s_PXENV_START_UNDI {
- pxenv_status_t Status;
- uint16_t AX;
- uint16_t BX;
- uint16_t DX;
- uint16_t DI;
- uint16_t ES;
-} __packed t_PXENV_START_UNDI;
-
-typedef struct s_PXENV_STOP_UNDI {
- pxenv_status_t Status;
-} __packed t_PXENV_STOP_UNDI;
-
-typedef struct s_PXENV_START_BASE {
- pxenv_status_t Status;
-} __packed t_PXENV_START_BASE;
-
-typedef struct s_PXENV_STOP_BASE {
- pxenv_status_t Status;
-} __packed t_PXENV_STOP_BASE;
-
-typedef struct s_PXENV_TFTP_OPEN {
- pxenv_status_t Status;
- in_addr_t ServerIPAddress;
- in_addr_t GatewayIPAddress;
- uint8_t FileName[128];
- in_port_t TFTPPort;
- uint16_t PacketSize;
-} __packed t_PXENV_TFTP_OPEN;
-
-typedef struct s_PXENV_TFTP_CLOSE {
- pxenv_status_t Status;
-} __packed t_PXENV_TFTP_CLOSE;
-
-typedef struct s_PXENV_TFTP_READ {
- pxenv_status_t Status;
- uint16_t PacketNumber;
- uint16_t BufferSize;
- segoff16_t Buffer;
-} __packed t_PXENV_TFTP_READ;
-
-typedef struct s_PXENV_TFTP_READ_FILE {
- pxenv_status_t Status;
- uint8_t FileName[128];
- uint32_t BufferSize;
- void *Buffer;
- in_addr_t ServerIPAddress;
- in_addr_t GatewayIPAddress;
- in_addr_t McastIPAddress;
- in_port_t TFTPClntPort;
- in_port_t TFTPSrvPort;
- uint16_t TFTPOpenTimeOut;
- uint16_t TFTPReopenDelay;
-} __packed t_PXENV_TFTP_READ_FILE;
-
-typedef struct s_PXENV_TFTP_GET_FSIZE {
- pxenv_status_t Status;
- in_addr_t ServerIPAddress;
- in_addr_t GatewayIPAddress;
- uint8_t FileName[128];
- uint32_t FileSize;
-} __packed t_PXENV_TFTP_GET_FSIZE;
-
-typedef struct s_PXENV_UDP_OPEN {
- pxenv_status_t status;
- in_addr_t src_ip;
-} __packed t_PXENV_UDP_OPEN;
-
-typedef struct s_PXENV_UDP_CLOSE {
- pxenv_status_t status;
-} __packed t_PXENV_UDP_CLOSE;
-
-typedef struct s_PXENV_UDP_WRITE {
- pxenv_status_t status;
- in_addr_t ip;
- in_addr_t gw;
- in_port_t src_port;
- in_port_t dst_port;
- uint16_t buffer_size;
- segoff16_t buffer;
-} __packed t_PXENV_UDP_WRITE;
-
-typedef struct s_PXENV_UDP_READ {
- pxenv_status_t status;
- in_addr_t src_ip;
- in_addr_t dest_ip;
- in_port_t s_port;
- in_port_t d_port;
- uint16_t buffer_size;
- segoff16_t buffer;
-} __packed t_PXENV_UDP_READ;
-
-typedef struct s_PXENV_UNDI_STARTUP {
- pxenv_status_t Status;
-} __packed t_PXENV_UNDI_STARTUP;
-
-typedef struct s_PXENV_UNDI_CLEANUP {
- pxenv_status_t Status;
-} __packed t_PXENV_UNDI_CLEANUP;
-
-typedef struct s_PXENV_UNDI_INITIALIZE {
- pxenv_status_t Status;
- void *ProtocolIni;
- uint8_t reserved[8];
-} __packed t_PXENV_UNDI_INITIALIZE;
-
-#define MAXNUM_MCADDR 8
-typedef struct s_PXENV_UNDI_MCAST_ADDRESS {
- uint16_t MCastAddrCount;
- mac_addr_t McastAddr[MAXNUM_MCADDR];
-} __packed t_PXENV_UNDI_MCAST_ADDRESS;
-
-typedef struct s_PXENV_UNDI_RESET {
- pxenv_status_t Status;
- t_PXENV_UNDI_MCAST_ADDRESS R_Mcast_Buf;
-} __packed t_PXENV_UNDI_RESET;
-
-typedef struct s_PXENV_UNDI_SHUTDOWN {
- pxenv_status_t Status;
-} __packed t_PXENV_UNDI_SHUTDOWN;
-
-typedef struct s_PXENV_UNDI_OPEN {
- pxenv_status_t Status;
- uint16_t OpenFlag;
- uint16_t PktFilter;
-#define FLTR_DIRECTED 0x0001
-#define FLTR_BRDCST 0x0002
-#define FLTR_PRMSCS 0x0004
-#define FLTR_SRC_RTG 0x0008
- t_PXENV_UNDI_MCAST_ADDRESS R_Mcast_Buf;
-} __packed t_PXENV_UNDI_OPEN;
-
-typedef struct s_PXENV_UNDI_CLOSE {
- pxenv_status_t Status;
-} __packed t_PXENV_UNDI_CLOSE;
-
-typedef struct s_PXENV_UNDI_TRANSMIT {
- pxenv_status_t Status;
- uint8_t Protocol;
-#define P_UNKNOWN 0
-#define P_IP 1
-#define P_ARP 2
-#define P_RARP 3
- uint8_t XmitFlag;
-#define XMT_DESTADDR 0x0000
-#define XMT_BROADCAST 0x0001
- segoff16_t DestAddr;
- segoff16_t TBD;
- uint32_t Reserved[2];
-} __packed t_PXENV_UNDI_TRANSMIT;
-#define MAX_DATA_BLKS 8
-typedef struct s_PXENV_UNDI_TBD {
- uint16_t ImmedLength;
- segoff16_t Xmit;
- uint16_t DataBlkCount;
- struct DataBlk {
- uint8_t TDPtrType;
- uint8_t TDRsvdByte;
- uint16_t TDDataLen;
- segoff16_t TDDataPtr;
- } DataBlock[MAX_DATA_BLKS];
-} __packed t_PXENV_UNDI_TBD;
-
-typedef struct s_PXENV_UNDI_SET_MCAST_ADDRESS {
- pxenv_status_t Status;
- t_PXENV_UNDI_MCAST_ADDRESS R_Mcast_Buf;
-} __packed t_PXENV_UNDI_SET_MCAST_ADDR;
-
-typedef struct s_PXENV_UNDI_SET_STATION_ADDRESS {
- pxenv_status_t Status;
- mac_addr_t StationAddress;
-} __packed t_PXENV_UNDI_SET_STATION_ADDR;
-
-typedef struct s_PXENV_UNDI_SET_PACKET_FILTER {
- pxenv_status_t Status;
- uint8_t filter;
-} __packed t_PXENV_UNDI_SET_PACKET_FILTER;
-
-typedef struct s_PXENV_UNDI_GET_INFORMATION {
- pxenv_status_t Status;
- uint16_t BaseIo;
- uint16_t IntNumber;
- uint16_t MaxTranUnit;
- uint16_t HwType;
-#define ETHER_TYPE 1
-#define EXP_ETHER_TYPE 2
-#define IEEE_TYPE 6
-#define ARCNET_TYPE 7
- uint16_t HwAddrLen;
- mac_addr_t CurrentNodeAddress;
- mac_addr_t PermNodeAddress;
- uint16_t ROMAddress;
- uint16_t RxBufCt;
- uint16_t TxBufCt;
-} __packed t_PXENV_UNDI_GET_INFORMATION;
-
-typedef struct s_PXENV_UNDI_GET_STATISTICS {
- pxenv_status_t Status;
- uint32_t XmtGoodFrames;
- uint32_t RcvGoodFrames;
- uint32_t RcvCRCErrors;
- uint32_t RcvResourceErrors;
-} __packed t_PXENV_UNDI_GET_STATISTICS;
-
-typedef struct s_PXENV_UNDI_CLEAR_STATISTICS {
- pxenv_status_t Status;
-} __packed t_PXENV_UNDI_CLEAR_STATISTICS;
-
-typedef struct s_PXENV_UNDI_INITIATE_DIAGS {
- pxenv_status_t Status;
-} __packed t_PXENV_UNDI_INITIATE_DIAGS;
-
-typedef struct s_PXENV_UNDI_FORCE_INTERRUPT {
- pxenv_status_t Status;
-} __packed t_PXENV_UNDI_FORCE_INTERRUPT;
-
-typedef struct s_PXENV_UNDI_GET_MCAST_ADDRESS {
- pxenv_status_t Status;
- in_addr_t InetAddr;
- mac_addr_t MediaAddr;
-} __packed t_PXENV_UNDI_GET_MCAST_ADDR;
-
-typedef struct s_PXENV_UNDI_GET_NIC_TYPE {
- pxenv_status_t Status;
- uint8_t NicType;
-#define PCI_NIC 2
-#define PnP_NIC 3
-#define CardBus_NIC 4
- union {
- struct {
- uint16_t Vendor_ID;
- uint16_t Dev_ID;
- uint8_t Base_Class;
- uint8_t Sub_Class;
- uint8_t Prog_Intf;
- uint8_t Rev;
- uint16_t BusDevFunc;
- uint16_t SubVendor_ID;
- uint16_t SubDevice_ID;
- } pci, cardbus;
- struct {
- uint32_t EISA_Dev_ID;
- uint8_t Base_Class;
- uint8_t Sub_Class;
- uint8_t Prog_Intf;
- uint16_t CardSelNum;
- } __packed pnp;
- } __packed info;
-} __packed t_PXENV_UNDI_GET_NIC_TYPE;
-
-typedef struct s_PXENV_UNDI_GET_IFACE_INFO {
- pxenv_status_t Status;
- uint8_t IfaceType[16];
- uint32_t LinkSpeed;
- uint32_t ServiceFlags;
- uint32_t Reserved[4];
-} __packed t_PXENV_UNDI_GET_NDIS_INFO;
-
-typedef struct s_PXENV_UNDI_GET_STATE {
-#define PXE_UNDI_GET_STATE_STARTED 1
-#define PXE_UNDI_GET_STATE_INITIALIZED 2
-#define PXE_UNDI_GET_STATE_OPENED 3
- pxenv_status_t Status;
- uint8_t UNDIstate;
-} __packed t_PXENV_UNDI_GET_STATE;
-
-typedef struct s_PXENV_UNDI_ISR {
- pxenv_status_t Status;
- uint16_t FuncFlag;
- uint16_t BufferLength;
- uint16_t FrameLength;
- uint16_t FrameHeaderLength;
- segoff16_t Frame;
- uint8_t ProtType;
- uint8_t PktType;
-} __packed t_PXENV_UNDI_ISR;
-#define PXENV_UNDI_ISR_IN_START 1
-#define PXENV_UNDI_ISR_IN_PROCESS 2
-#define PXENV_UNDI_ISR_IN_GET_NEXT 3
-/* One of these will be returned for
- PXENV_UNDI_ISR_IN_START */
-#define PXENV_UNDI_ISR_OUT_OURS 0
-#define PXENV_UNDI_USR_OUT_NOT_OURS 1
-/* One of these will be returned for
- PXENV_UNDI_ISR_IN_PROCESS and
- PXENV_UNDI_ISR_IN_GET_NEXT */
-#define PXENV_UNDI_ISR_OUT_DONE 0
-#define PXENV_UNDI_ISR_OUT_TRANSMIT 2
-#define PXENV_UNDI_ISR_OUT_RECEIVE 3
-#define PXENV_UNDI_ISR_OUT_BUSY 4
-
-/* Function numbers and error codes */
-
-#define PXENV_TFTP_OPEN 0x0020
-#define PXENV_TFTP_CLOSE 0x0021
-#define PXENV_TFTP_READ 0x0022
-#define PXENV_TFTP_READ_FILE 0x0023
-#define PXENV_TFTP_READ_FILE_PMODE 0x0024
-#define PXENV_TFTP_GET_FSIZE 0x0025
-
-#define PXENV_UDP_OPEN 0x0030
-#define PXENV_UDP_CLOSE 0x0031
-#define PXENV_UDP_READ 0x0032
-#define PXENV_UDP_WRITE 0x0033
-
-#define PXENV_START_UNDI 0x0000
-#define PXENV_UNDI_STARTUP 0x0001
-#define PXENV_UNDI_CLEANUP 0x0002
-#define PXENV_UNDI_INITIALIZE 0x0003
-#define PXENV_UNDI_RESET_NIC 0x0004
-#define PXENV_UNDI_SHUTDOWN 0x0005
-#define PXENV_UNDI_OPEN 0x0006
-#define PXENV_UNDI_CLOSE 0x0007
-#define PXENV_UNDI_TRANSMIT 0x0008
-#define PXENV_UNDI_SET_MCAST_ADDR 0x0009
-#define PXENV_UNDI_SET_STATION_ADDR 0x000A
-#define PXENV_UNDI_SET_PACKET_FILTER 0x000B
-#define PXENV_UNDI_GET_INFORMATION 0x000C
-#define PXENV_UNDI_GET_STATISTICS 0x000D
-#define PXENV_UNDI_CLEAR_STATISTICS 0x000E
-#define PXENV_UNDI_INITIATE_DIAGS 0x000F
-#define PXENV_UNDI_FORCE_INTERRUPT 0x0010
-#define PXENV_UNDI_GET_MCAST_ADDR 0x0011
-#define PXENV_UNDI_GET_NIC_TYPE 0x0012
-#define PXENV_UNDI_GET_IFACE_INFO 0x0013
-#define PXENV_UNDI_ISR 0x0014
-#define PXENV_STOP_UNDI 0x0015 /* Overlap...? */
-#define PXENV_UNDI_GET_STATE 0x0015 /* Overlap...? */
-
-#define PXENV_UNLOAD_STACK 0x0070
-#define PXENV_GET_CACHED_INFO 0x0071
-#define PXENV_RESTART_DHCP 0x0072
-#define PXENV_RESTART_TFTP 0x0073
-#define PXENV_MODE_SWITCH 0x0074
-#define PXENV_START_BASE 0x0075
-#define PXENV_STOP_BASE 0x0076
-
-#define PXENV_EXIT_SUCCESS 0x0000
-#define PXENV_EXIT_FAILURE 0x0001
-
-#define PXENV_STATUS_SUCCESS 0x00
-#define PXENV_STATUS_FAILURE 0x01
-#define PXENV_STATUS_BAD_FUNC 0x02
-#define PXENV_STATUS_UNSUPPORTED 0x03
-#define PXENV_STATUS_KEEP_UNDI 0x04
-#define PXENV_STATUS_KEEP_ALL 0x05
-#define PXENV_STATUS_OUT_OF_RESOURCES 0x06
-#define PXENV_STATUS_ARP_TIMEOUT 0x11
-#define PXENV_STATUS_UDP_CLOSED 0x18
-#define PXENV_STATUS_UDP_OPEN 0x19
-#define PXENV_STATUS_TFTP_CLOSED 0x1A
-#define PXENV_STATUS_TFTP_OPEN 0x1B
-#define PXENV_STATUS_MCOPY_PROBLEM 0x20
-#define PXENV_STATUS_BIS_INTEGRITY_FAILURE 0x21
-#define PXENV_STATUS_BIS_VALIDATE_FAILURE 0x22
-#define PXENV_STATUS_BIS_INIT_FAILURE 0x23
-#define PXENV_STATUS_BIS_SHUTDOWN_FAILURE 0x24
-#define PXENV_STATUS_BIS_GBOA_FAILURE 0x25
-#define PXENV_STATUS_BIS_FREE_FAILURE 0x26
-#define PXENV_STATUS_BIS_GSI_FAILURE 0x27
-#define PXENV_STATUS_BIS_BAD_CKSUM 0x28
-#define PXENV_STATUS_TFTP_CANNOT_ARP_ADDRESS 0x30
-#define PXENV_STATUS_TFTP_OPEN_TIMEOUT 0x32
-
-#define PXENV_STATUS_TFTP_UNKNOWN_OPCODE 0x33
-#define PXENV_STATUS_TFTP_READ_TIMEOUT 0x35
-#define PXENV_STATUS_TFTP_ERROR_OPCODE 0x36
-#define PXENV_STATUS_TFTP_CANNOT_OPEN_CONNECTION 0x38
-#define PXENV_STATUS_TFTP_CANNOT_READ_FROM_CONNECTION 0x39
-#define PXENV_STATUS_TFTP_TOO_MANY_PACKAGES 0x3A
-#define PXENV_STATUS_TFTP_FILE_NOT_FOUND 0x3B
-#define PXENV_STATUS_TFTP_ACCESS_VIOLATION 0x3C
-#define PXENV_STATUS_TFTP_NO_MCAST_ADDRESS 0x3D
-#define PXENV_STATUS_TFTP_NO_FILESIZE 0x3E
-#define PXENV_STATUS_TFTP_INVALID_PACKET_SIZE 0x3F
-#define PXENV_STATUS_DHCP_TIMEOUT 0x51
-#define PXENV_STATUS_DHCP_NO_IP_ADDRESS 0x52
-#define PXENV_STATUS_DHCP_NO_BOOTFILE_NAME 0x53
-#define PXENV_STATUS_DHCP_BAD_IP_ADDRESS 0x54
-#define PXENV_STATUS_UNDI_INVALID_FUNCTION 0x60
-#define PXENV_STATUS_UNDI_MEDIATEST_FAILED 0x61
-#define PXENV_STATUS_UNDI_CANNOT_INIT_NIC_FOR_MCAST 0x62
-#define PXENV_STATUS_UNDI_CANNOT_INITIALIZE_NIC 0x63
-#define PXENV_STATUS_UNDI_CANNOT_INITIALIZE_PHY 0x64
-#define PXENV_STATUS_UNDI_CANNOT_READ_CONFIG_DATA 0x65
-#define PXENV_STATUS_UNDI_CANNOT_READ_INIT_DATA 0x66
-#define PXENV_STATUS_UNDI_BAD_MAC_ADDRESS 0x67
-#define PXENV_STATUS_UNDI_BAD_EEPROM_CHECKSUM 0x68
-#define PXENV_STATUS_UNDI_ERROR_SETTING_ISR 0x69
-#define PXENV_STATUS_UNDI_INVALID_STATE 0x6A
-#define PXENV_STATUS_UNDI_TRANSMIT_ERROR 0x6B
-#define PXENV_STATUS_UNDI_INVALID_PARAMETER 0x6C
-#define PXENV_STATUS_BSTRAP_PROMPT_MENU 0x74
-#define PXENV_STATUS_BSTRAP_MCAST_ADDR 0x76
-#define PXENV_STATUS_BSTRAP_MISSING_LIST 0x77
-#define PXENV_STATUS_BSTRAP_NO_RESPONSE 0x78
-#define PXENV_STATUS_BSTRAP_FILE_TOO_BIG 0x79
-#define PXENV_STATUS_BINL_CANCELED_BY_KEYSTROKE 0xA0
-#define PXENV_STATUS_BINL_NO_PXE_SERVER 0xA1
-#define PXENV_STATUS_NOT_AVAILABLE_IN_PMODE 0xA2
-#define PXENV_STATUS_NOT_AVAILABLE_IN_RMODE 0xA3
-#define PXENV_STATUS_BUSD_DEVICE_NOT_SUPPORTED 0xB0
-#define PXENV_STATUS_LOADER_NO_FREE_BASE_MEMORY 0xC0
-#define PXENV_STATUS_LOADER_NO_BC_ROMID 0xC1
-#define PXENV_STATUS_LOADER_BAD_BC_ROMID 0xC2
-#define PXENV_STATUS_LOADER_BAD_BC_RUNTIME_IMAGE 0xC3
-#define PXENV_STATUS_LOADER_NO_UNDI_ROMID 0xC4
-#define PXENV_STATUS_LOADER_BAD_UNDI_ROMID 0xC5
-#define PXENV_STATUS_LOADER_BAD_UNDI_DRIVER_IMAGE 0xC6
-#define PXENV_STATUS_LOADER_NO_PXE_STRUCT 0xC8
-#define PXENV_STATUS_LOADER_NO_PXENV_STRUCT 0xC9
-#define PXENV_STATUS_LOADER_UNDI_START 0xCA
-#define PXENV_STATUS_LOADER_BC_START 0xCB
+#include <syslinux/pxe_api.h>
/* SYSLINUX-defined PXE utility functions */
-int pxe_get_cached_info(int level, void **buf, size_t * len);
+int pxe_get_cached_info(int level, void **buf, size_t *len);
int pxe_get_nic_type(t_PXENV_UNDI_GET_NIC_TYPE * gnt);
+ uint32_t pxe_dns(const char *hostname);
#endif /* _SYSLINUX_PXE_H */
--- /dev/null
- asm("cpuid"
- : "=a" (data->eax), "=b" (data->ebx),
+ /*
+ * Dump CPUID information
+ */
+
+ #include <stdio.h>
+ #include <string.h>
+ #include <stdlib.h>
+ #include <com32.h>
+ #include <sys/cpu.h>
+ #include "sysdump.h"
+ #include "backend.h"
+
+ struct cpuid_data {
+ uint32_t eax, ebx, ecx, edx;
+ };
+
+ struct cpuid_info {
+ uint32_t eax, ecx;
+ struct cpuid_data data;
+ };
+
+ static bool has_eflag(uint32_t flag)
+ {
+ uint32_t f0, f1;
+
+ asm("pushfl ; "
+ "pushfl ; "
+ "popl %0 ; "
+ "movl %0,%1 ; "
+ "xorl %2,%1 ; "
+ "pushl %1 ; "
+ "popfl ; "
+ "pushfl ; "
+ "popl %1 ; "
+ "popfl"
+ : "=&r" (f0), "=&r" (f1)
+ : "ri" (flag));
+
+ return !!((f0^f1) & flag);
+ }
+
+ static inline void get_cpuid(uint32_t eax, uint32_t ecx,
+ struct cpuid_data *data)
+ {
++ asm("pushl %%ebx ; cpuid ; movl %%ebx,%1 ; popl %%ebx"
++ : "=a" (data->eax), "=r" (data->ebx),
+ "=c" (data->ecx), "=d" (data->edx)
+ : "a" (eax), "c" (ecx));
+ }
+
+ #define CPUID_CHUNK 128
+
+ void dump_cpuid(struct backend *be)
+ {
+ struct cpuid_info *buf = NULL;
+ int nentry, nalloc;
+ uint32_t region;
+ struct cpuid_data base_leaf;
+ uint32_t base, leaf, count;
+ struct cpuid_data invalid_leaf;
+ struct cpuid_data data;
+
+ if (!has_eflag(EFLAGS_ID))
+ return;
+
+ printf("Dumping CPUID... ");
+
+ nentry = nalloc = 0;
+
+ /* Find out what the CPU returns for invalid leaves */
+ get_cpuid(0, 0, &base_leaf);
+ get_cpuid(base_leaf.eax+1, 0, &invalid_leaf);
+
+ for (region = 0 ; region <= 0xffff ; region++) {
+ base = region << 16;
+
+ get_cpuid(base, 0, &base_leaf);
+ if (region && !memcmp(&base_leaf, &invalid_leaf, sizeof base_leaf))
+ continue;
+
+ if ((base_leaf.eax ^ base) & 0xffff0000)
+ continue;
+
+ for (leaf = base ; leaf <= base_leaf.eax ; leaf++) {
+ get_cpuid(leaf, 0, &data);
+ count = 0;
+
+ do {
+ if (nentry >= nalloc) {
+ nalloc += CPUID_CHUNK;
+ buf = realloc(buf, nalloc*sizeof *buf);
+ if (!buf)
+ return; /* FAILED */
+ }
+ buf[nentry].eax = leaf;
+ buf[nentry].ecx = count;
+ buf[nentry].data = data;
+ nentry++;
+ count++;
+
+ get_cpuid(leaf, count, &data);
+ } while (memcmp(&data, &buf[nentry-1].data, sizeof data) &&
+ (data.eax | data.ebx | data.ecx | data.edx));
+ }
+ }
+
+ if (nentry)
+ cpio_writefile(be, "cpuid", buf, nentry*sizeof *buf);
+ free(buf);
+
+ printf("done.\n");
+ }
packet_buf resb 2048 ; Transfer packet
packet_buf_size equ $-packet_buf
-;
-; Location of the stack.
-;
+ section .text16
- ;
- ; PXELINUX needs more BSS than the other derivatives;
- ; therefore we relocate it from 7C00h on startup.
- ;
- StackBuf equ $-44 ; Base of stack if we use our own
- StackTop equ StackBuf
+ StackBuf equ STACK_TOP-44 ; Base of stack if we use our own
++StackHome equ StackBuf
- section .text
+ ; PXE loads the whole file, but assume it can't be more
+ ; than (384-31)K in size.
+MaxLMA equ 384*1024
;
; Primary entry point.
dd 0, 0 ; Need 8 null bytes here
;
-; PXE unload sequences
-;
-new_api_unload:
- db PXENV_UDP_CLOSE
- db PXENV_UNDI_SHUTDOWN
- db PXENV_UNLOAD_STACK
- db PXENV_STOP_UNDI
- db 0
-old_api_unload:
- db PXENV_UDP_CLOSE
- db PXENV_UNDI_SHUTDOWN
- db PXENV_UNLOAD_STACK
- db PXENV_UNDI_CLEANUP
- db 0
-
-;
-; PXE query packets partially filled in
-;
- section .bss
-pxe_bootp_query_pkt:
-.status: resw 1 ; Status
-.packettype: resw 1 ; Boot server packet type
-.buffersize: resw 1 ; Packet size
-.buffer: resw 2 ; seg:off of buffer
-.bufferlimit: resw 1 ; Unused
-
- section .data
-pxe_udp_open_pkt:
-.status: dw 0 ; Status
-.sip: dd 0 ; Source (our) IP
-
-pxe_udp_close_pkt:
-.status: dw 0 ; Status
-
-pxe_udp_write_pkt:
-.status: dw 0 ; Status
-.sip: dd 0 ; Server IP
-.gip: dd 0 ; Gateway IP
-.lport: dw 0 ; Local port
-.rport: dw 0 ; Remote port
-.buffersize: dw 0 ; Size of packet
-.buffer: dw 0, 0 ; seg:off of buffer
-
-pxe_udp_read_pkt:
-.status: dw 0 ; Status
-.sip: dd 0 ; Source IP
-.dip: dd 0 ; Destination (our) IP
-.rport: dw 0 ; Remote port
-.lport: dw 0 ; Local port
-.buffersize: dw 0 ; Max packet size
-.buffer: dw 0, 0 ; seg:off of buffer
-
-%if GPXE
-
-gpxe_file_api_check:
-.status: dw 0 ; Status
-.size: dw 20 ; Size in bytes
-.magic: dd 0x91d447b2 ; Magic number
-.provider: dd 0
-.apimask: dd 0
-.flags: dd 0
-
-gpxe_file_open:
-.status: dw 0 ; Status
-.filehandle: dw 0 ; FileHandle
-.filename: dd 0 ; seg:off of FileName
-.reserved: dd 0
-
-gpxe_get_file_size:
-.status: dw 0 ; Status
-.filehandle: dw 0 ; FileHandle
-.filesize: dd 0 ; FileSize
-
-gpxe_file_read:
-.status: dw 0 ; Status
-.filehandle: dw 0 ; FileHandle
-.buffersize: dw 0 ; BufferSize
-.buffer: dd 0 ; seg:off of buffer
-
-%endif ; GPXE
-
-;
; Misc initialized (data) variables
;
- alignz 4
-BaseStack dd StackBuf ; ESP of base stack
- dw 0 ; SS of base stack
-NextSocket dw 49152 ; Counter for allocating socket numbers
+ section .data16
-
- alignz 4
- global BaseStack, KeepPXE
- BaseStack dd StackTop ; ESP of base stack
- dw 0 ; SS of base stack
++ global KeepPXE
KeepPXE db 0 ; Should PXE be kept around?
;
-; TFTP commands
-;
-tftp_tail db 'octet', 0 ; Octet mode
-tsize_str db 'tsize' ,0 ; Request size
-tsize_len equ ($-tsize_str)
- db '0', 0
-blksize_str db 'blksize', 0 ; Request large blocks
-blksize_len equ ($-blksize_str)
- asciidec TFTP_LARGEBLK
- db 0
-tftp_tail_len equ ($-tftp_tail)
-
- alignz 2
-;
-; Options negotiation parsing table (string pointer, string len, offset
-; into socket structure)
-;
-tftp_opt_table:
- dw tsize_str, tsize_len, tftp_filesize
- dw blksize_str, blksize_len, tftp_blksize
-tftp_opts equ ($-tftp_opt_table)/6
-
-;
-; Error packet to return on TFTP protocol error
-; Most of our errors are OACK parsing errors, so use that error code
-;
-tftp_proto_err dw TFTP_ERROR ; ERROR packet
- dw TFTP_EOPTNEG ; ERROR 8: OACK error
- db 'TFTP protocol error', 0 ; Error message
-tftp_proto_err_len equ ($-tftp_proto_err)
-
- alignz 4
-ack_packet_buf: dw TFTP_ACK, 0 ; TFTP ACK packet
-
-;
; IP information (initialized to "unknown" values)
-MyIP dd 0 ; My IP address
-ServerIP dd 0 ; IP address of boot server
-Netmask dd 0 ; Netmask of this subnet
-Gateway dd 0 ; Default router
-ServerPort dw TFTP_PORT ; TFTP server port
-
++ alignz 4
+ global MyIP
+MyIP dd 0 ; My IP address
;
; Variables that are uninitialized in SYSLINUX but initialized here
;