SliTaz Repositories

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/gpxe/stuff/patches/cmdline.u	Mon Jun 29 13:44:08 2020 +0100
     1.3 @@ -0,0 +1,204 @@
     1.4 +--- gpxe-0.9.3/src/arch/i386/prefix/lkrnprefix.S
     1.5 ++++ gpxe-0.9.3/src/arch/i386/prefix/lkrnprefix.S
     1.6 +@@ -77,7 +77,9 @@
     1.7 + 	popw	%ax
     1.8 + 	addw	$(0x100/16), %ax	/* Adjust cs */
     1.9 + 	pushw	%ax
    1.10 +-	jmp	go_setup_code
    1.11 ++	pushw	$run_etherboot_floppy
    1.12 ++	/* Calculated lcall to _start with %cs:0000 = image start */
    1.13 ++	lret
    1.14 + 
    1.15 + bootsector:
    1.16 + 	jmp	$BOOTSEG, $go		/* reload cs:ip to match relocation addr */
    1.17 +@@ -197,7 +199,7 @@
    1.18 + 	 */
    1.19 + 
    1.20 + 	/* Jump to loaded copy */
    1.21 +-	ljmp	$SYSSEG, $run_etherboot2
    1.22 ++	ljmp	$SYSSEG, $run_etherboot_floppy
    1.23 + 
    1.24 + endseg:	.word SYSSEG + _load_size_pgh
    1.25 + 	.section ".zinfo.fixup", "a"	/* Compressor fixup information */
    1.26 +@@ -436,8 +438,7 @@
    1.27 + 	 * we just have to ensure that %cs:0000 is where the start of
    1.28 + 	 * the Etherboot image *would* be.
    1.29 + 	 */
    1.30 +-go_setup_code: 
    1.31 +-	pushw	$run_etherboot
    1.32 ++	pushw	$run_etherboot_zImage
    1.33 + 	/* Calculated lcall to _start with %cs:0000 = image start */
    1.34 + 	lret
    1.35 + 
    1.36 +@@ -448,7 +449,25 @@
    1.37 + /*
    1.38 + 	We're now at the beginning of the kernel proper.
    1.39 +  */
    1.40 +-run_etherboot2:
    1.41 ++run_etherboot_zImage:
    1.42 ++	mov	$0x0020, %si
    1.43 ++	lodsw
    1.44 ++	cmp	$0xA33F, %ax
    1.45 ++	jne	run_etherboot
    1.46 ++	lodsw
    1.47 ++	xchg	%ax, %si
    1.48 ++	cmpb	(%si),%ah
    1.49 ++	je	run_etherboot
    1.50 ++	push	%ds
    1.51 ++	pop	%es
    1.52 ++	movw	$boot_url, %di
    1.53 ++copy_cmdline:
    1.54 ++	lodsb
    1.55 ++	stosb
    1.56 ++	or	%al, %al
    1.57 ++	jne	copy_cmdline
    1.58 ++	jmp	run_etherboot
    1.59 ++run_etherboot_floppy:
    1.60 + 	push	%cs
    1.61 + 	pop	%ds
    1.62 + run_etherboot:
    1.63 +
    1.64 +--- gpxe-0.9.3/src/arch/i386/prefix/lkrnprefix.S
    1.65 ++++ gpxe-0.9.3/src/arch/i386/prefix/lkrnprefix.S
    1.66 +@@ -461,6 +461,15 @@
    1.67 + 	push	%ds
    1.68 + 	pop	%es
    1.69 + 	movw	$boot_url, %di
    1.70 ++	cmpw	$0x4F42,(%si) /* skip BOOT_IMAGE=.... */
    1.71 ++	jne	copy_cmdline
    1.72 ++skip_arg:
    1.73 ++	lodsb
    1.74 ++	testb	$0xDF, %al
    1.75 ++	jne	skip_arg
    1.76 ++	or	%al, %al
    1.77 ++	jne	copy_cmdline
    1.78 ++	decw	%si
    1.79 + copy_cmdline:
    1.80 + 	lodsb
    1.81 + 	stosb
    1.82 +
    1.83 +--- gpxe-0.9.3/src/net/udp/dns.c
    1.84 ++++ gpxe-0.9.3/src/net/udp/dns.c
    1.85 +@@ -506,6 +506,19 @@
    1.86 + 	.resolv = dns_resolv,
    1.87 + };
    1.88 + 
    1.89 ++int apply_nameserver(struct in_addr sin_addr)
    1.90 ++{
    1.91 ++	struct sockaddr_in *sin_nameserver;
    1.92 ++
    1.93 ++	sin_nameserver = ( struct sockaddr_in * ) &nameserver;
    1.94 ++	sin_nameserver->sin_family = AF_INET;
    1.95 ++	sin_nameserver->sin_addr = sin_addr;
    1.96 ++	DBG ( "DNS using nameserver %s\n",
    1.97 ++	      inet_ntoa ( sin_addr ) );
    1.98 ++
    1.99 ++	return 0;
   1.100 ++}
   1.101 ++
   1.102 + /**
   1.103 +  * Apply DHCP nameserver option
   1.104 +  *
   1.105 +@@ -514,16 +527,10 @@
   1.106 +  */
   1.107 + static int apply_dhcp_nameserver ( unsigned int tag __unused,
   1.108 + 				   struct dhcp_option *option ) {
   1.109 +-	struct sockaddr_in *sin_nameserver;
   1.110 +-
   1.111 +-	sin_nameserver = ( struct sockaddr_in * ) &nameserver;
   1.112 +-	sin_nameserver->sin_family = AF_INET;
   1.113 +-	dhcp_ipv4_option ( option, &sin_nameserver->sin_addr );
   1.114 +-
   1.115 +-	DBG ( "DNS using nameserver %s\n",
   1.116 +-	      inet_ntoa ( sin_nameserver->sin_addr ) );
   1.117 ++	struct in_addr sin_addr;
   1.118 + 
   1.119 +-	return 0;
   1.120 ++	dhcp_ipv4_option ( option, &sin_addr );
   1.121 ++	return apply_nameserver(sin_addr);
   1.122 + }
   1.123 + 
   1.124 + /** DHCP nameserver applicator */
   1.125 +
   1.126 +--- gpxe-0.9.3/src/usr/autoboot.c
   1.127 ++++ gpxe-0.9.3/src/usr/autoboot.c
   1.128 +@@ -23,6 +23,7 @@
   1.129 + #include <gpxe/dhcp.h>
   1.130 + #include <gpxe/image.h>
   1.131 + #include <gpxe/embedded.h>
   1.132 ++#include <gpxe/ip.h>
   1.133 + #include <usr/ifmgmt.h>
   1.134 + #include <usr/route.h>
   1.135 + #include <usr/dhcpmgmt.h>
   1.136 +@@ -150,16 +151,68 @@
   1.137 +  */
   1.138 + static int netboot ( struct net_device *netdev ) {
   1.139 + 	char buf[256];
   1.140 +-	int rc;
   1.141 ++	int rc, nodhcp;
   1.142 ++	char *ip, *gw, *dns, *s;
   1.143 ++	extern int apply_nameserver(struct in_addr sin_addr);
   1.144 + 
   1.145 + 	/* Open device and display device status */
   1.146 + 	if ( ( rc = ifopen ( netdev ) ) != 0 )
   1.147 + 		return rc;
   1.148 + 	ifstat ( netdev );
   1.149 + 
   1.150 ++	ip = gw = dns = NULL;
   1.151 ++	nodhcp = 0;
   1.152 ++	for (s = forced_url.url; *s && s < forced_url.url + 256;) {
   1.153 ++		while (*s == ' ') s++;
   1.154 ++		if (!strncmp(s,"ip=",3)) ip = s + 3, *s++ = 0;
   1.155 ++		if (!strncmp(s,"gw=",3)) gw = s + 3, *s++ = 0;
   1.156 ++		if (!strncmp(s,"dns=",4)) dns = s + 4, *s++ = 0;
   1.157 ++		if (!strncmp(s,"nodhcp",5)) nodhcp++, *s++ = 0;
   1.158 ++		if (!strncmp(s,"url=",4)) {
   1.159 ++			char *p = forced_url.url;
   1.160 ++			for (s += 4; *s && *s != ' '; *p++ = *s++);
   1.161 ++			*p = 0;
   1.162 ++		}
   1.163 ++		while (*s && *s != ' ') s++;
   1.164 ++		*s++ = 0;
   1.165 ++	}
   1.166 ++	
   1.167 + 	/* Configure device via DHCP */
   1.168 +-	if ( ( rc = dhcp ( netdev ) ) != 0 )
   1.169 +-		return rc;
   1.170 ++	if (forced_url.url[0]) printf("url=%s\n",forced_url.url);
   1.171 ++	if ( nodhcp || ( rc = dhcp ( netdev ) ) != 0 ) {
   1.172 ++#define IN_CLASSA(x)	(( (x).s_addr & 0x80000000) == 0)
   1.173 ++#define IN_CLASSB(x)	(( (x).s_addr & 0xc0000000) == 0x80000000)
   1.174 ++#define IN_CLASSA_NET	0xff000000
   1.175 ++#define IN_CLASSB_NET	0xffff0000
   1.176 ++#define IN_CLASSC_NET	0xffffff00
   1.177 ++#define IN_CLASSLESS_NET(x)	(0xffffffff << (32 - (x)))
   1.178 ++		struct in_addr address, netmask, gateway, nameserver;
   1.179 ++		char *p;
   1.180 ++
   1.181 ++		if (!ip || !gw || !inet_aton(gw, &gateway))
   1.182 ++			return rc;
   1.183 ++		p = strchr(ip,'/');
   1.184 ++		if (p) *p++ = 0;
   1.185 ++		if (!inet_aton(ip, &address))
   1.186 ++			return rc;
   1.187 ++		if (p) {
   1.188 ++			int n;
   1.189 ++			for (n = 0; *p >= '0' && *p <= '9'; 
   1.190 ++			     n *= 10, n += *p++ - 10);
   1.191 ++			netmask.s_addr = IN_CLASSLESS_NET(n);
   1.192 ++		}
   1.193 ++		else if (IN_CLASSA(address)) netmask.s_addr = IN_CLASSA_NET;
   1.194 ++		else if (IN_CLASSB(address)) netmask.s_addr = IN_CLASSB_NET;
   1.195 ++		else netmask.s_addr = IN_CLASSC_NET;
   1.196 ++		del_ipv4_address ( netdev );
   1.197 ++		if ( ( rc = add_ipv4_address ( netdev, address, netmask,
   1.198 ++					       gateway ) ) != 0 ) {
   1.199 ++			return rc;
   1.200 ++		}
   1.201 ++		if (dns) printf("dns=%s\n",dns);
   1.202 ++		if (dns && inet_aton(dns, &nameserver))
   1.203 ++			apply_nameserver(nameserver);
   1.204 ++	}
   1.205 + 	route();
   1.206 + 
   1.207 + 	/* Try to boot an embedded image if we have one */