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Use a common base-memory packet buffer for DHCP construction (as used

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by PXE and NBI) and UNDI packets (as used by undinet and UNDI).
This commit is contained in:
Michael Brown
2007-07-02 18:33:41 +01:00
parent 5f17089b14
commit e42eba4af4
6 changed files with 31 additions and 36 deletions
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10
src/arch/i386/image/nbi.c
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@@ -3,7 +3,7 @@
#include <realmode.h>
#include <gateA20.h>
#include <memsizes.h>
#include <dhcp_basemem.h>
#include <basemem_packet.h>
#include <gpxe/uaccess.h>
#include <gpxe/segment.h>
#include <gpxe/shutdown.h>
@@ -321,7 +321,7 @@ static int nbi_boot16 ( struct image *image, struct imgheader *imgheader ) {
"=b" ( discard_b )
: "D" ( imgheader->execaddr.segoff ),
"S" ( imgheader->location ),
"b" ( __from_data16 ( dhcp_basemem ) )
"b" ( __from_data16 ( basemem_packet ) )
: "ecx", "edx", "ebp" );
gateA20_set();
@@ -356,7 +356,7 @@ static int nbi_boot32 ( struct image *image, struct imgheader *imgheader ) {
: "D" ( imgheader->execaddr.linear ),
"S" ( ( imgheader->location.segment << 4 ) +
imgheader->location.offset ),
"b" ( virt_to_phys ( dhcp_basemem ) ),
"b" ( virt_to_phys ( basemem_packet ) ),
"a" ( virt_to_phys ( &loaderinfo ) )
: "ecx", "edx", "ebp", "memory" );
@@ -397,8 +397,8 @@ static int nbi_prepare_dhcp ( struct image *image ) {
return -ENODEV;
}
if ( ( rc = create_dhcp_packet ( boot_netdev, DHCPACK,
dhcp_basemem, sizeof ( dhcp_basemem ),
if ( ( rc = create_dhcp_packet ( boot_netdev, DHCPACK, basemem_packet,
sizeof ( basemem_packet ),
&dhcppkt ) ) != 0 ) {
DBGC ( image, "NBI %p failed to build DHCP packet\n", image );
return rc;