diff options
Diffstat (limited to 'qemu/roms/ipxe/src/config/dhcp.h')
-rw-r--r-- | qemu/roms/ipxe/src/config/dhcp.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/qemu/roms/ipxe/src/config/dhcp.h b/qemu/roms/ipxe/src/config/dhcp.h deleted file mode 100644 index 49fe16b92..000000000 --- a/qemu/roms/ipxe/src/config/dhcp.h +++ /dev/null @@ -1,87 +0,0 @@ -#ifndef CONFIG_DHCP_H -#define CONFIG_DHCP_H - -/** @file - * - * DHCP configuration - * - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <config/defaults.h> - -/* - * DHCP and PXE Boot Server timeout parameters - * - * Initial and final timeout for DHCP discovery - * - * The PXE spec indicates discover request are sent 4 times, with - * timeouts of 4, 8, 16, 32 seconds. iPXE by default uses 1, 2, 4, 8. - */ -#define DHCP_DISC_START_TIMEOUT_SEC 1 -#define DHCP_DISC_END_TIMEOUT_SEC 10 -//#define DHCP_DISC_START_TIMEOUT_SEC 4 /* as per PXE spec */ -//#define DHCP_DISC_END_TIMEOUT_SEC 32 /* as per PXE spec */ - -/* - * ProxyDHCP offers are given precedence by continue to wait for them - * after a valid DHCPOFFER is received. We'll wait through this - * timeout for it. The PXE spec indicates waiting through the 4 & 8 - * second timeouts, iPXE by default stops after 2. - */ -#define DHCP_DISC_PROXY_TIMEOUT_SEC 2 -//#define DHCP_DISC_PROXY_TIMEOUT_SEC 11 /* as per PXE spec */ - -/* - * Per the PXE spec, requests are also tried 4 times, but at timeout - * intervals of 1, 2, 3, 4 seconds. To adapt this to an exponential - * backoff timer, we can either do 1, 2, 4, 8, ie. 4 retires with a - * longer interval or start at 0 (0.25s) for 0.25, 0.5, 1, 2, 4, - * ie. one extra try and shorter initial timeouts. iPXE by default - * does a combination of both, starting at 0 and going through the 8 - * second timeout. - */ -#define DHCP_REQ_START_TIMEOUT_SEC 0 -#define DHCP_REQ_END_TIMEOUT_SEC 10 -//#define DHCP_REQ_END_TIMEOUT_SEC 4 /* as per PXE spec */ - -/* - * A ProxyDHCP offer without PXE options also goes through a request - * phase using these same parameters, but note the early break below. - */ -#define DHCP_PROXY_START_TIMEOUT_SEC 0 -#define DHCP_PROXY_END_TIMEOUT_SEC 10 -//#define DHCP_PROXY_END_TIMEOUT_SEC 8 /* as per PXE spec */ - -/* - * A ProxyDHCP request timeout should not induce a failure condition, - * so we always want to break before the above set of timers expire. - * The iPXE default value of 2 breaks at the first timeout after 2 - * seconds, which will be after the 2 second timeout. - */ -#define DHCP_REQ_PROXY_TIMEOUT_SEC 2 -//#define DHCP_REQ_PROXY_TIMEOUT_SEC 7 /* as per PXE spec */ - -/* - * Per the PXE spec, a PXE boot server request is also be retried 4 - * times at timeouts of 1, 2, 3, 4. iPXE uses the same timeouts as - * discovery, 1, 2, 4, 8, but will move on to the next server if - * available after an elapsed time greater than 3 seconds, therefore - * effectively only sending 3 tries at timeouts of 1, 2, 4. - */ -#define PXEBS_START_TIMEOUT_SEC 1 -#define PXEBS_END_TIMEOUT_SEC 10 -//#define PXEBS_START_TIMEOUT_SEC 0 /* as per PXE spec */ -//#define PXEBS_END_TIMEOUT_SEC 8 /* as per PXE spec */ - -/* - * Increment to the next PXE Boot server, if available, after this - * this much time has elapsed. - */ -#define PXEBS_MAX_TIMEOUT_SEC 3 -//#define PXEBS_MAX_TIMEOUT_SEC 7 /* as per PXE spec */ - -#include <config/local/dhcp.h> - -#endif /* CONFIG_DHCP_H */ |