Dell PowerEdge 7250 User's Guide download pdf (Page 30)

POST Codes SR870BN4 Error Reference Guide

Revision 1.0

0x87E5 BSP + APs Set PMI entry point

PAL Call (pal_pmi_entrypoint_20).

South

0x07E5 BSP + APs Hang if ERROR. South

0x87E4 BSP + APs PAL Cache Summary by PAL Call (pal_cache_summary_04). South

0x07E4 BSP + APs Hang if ERROR South

0x87E3 BSP + APs PAL Cache Information set. PAL Call cache_info_02. South

0x07E3 BSP + APs Hang, if ERROR. South

0x87E2 BSP + APs pal_mc_register_mem_1b/find CPU min state pointer.

Should be able now to initialize health,bsp/ap,cache size line size,

sapic ver, and cpuid. Set minimal state save area, BSPSTORE

and SP.

South

0x87E1 BSP + APs Cache flush shadow. South

0x07E1 BSP + APs Hang if ERROR. South

0x87E0 BSP + APs Program IVA,ITR(0) for PAL,SAL runtime code & data area

cr.iva/cr.ifa/cr.itir/itr[r0].

South

0x87DF BSP + APs Clear semaphore and wait for all CPUs to synchronize. South

0x87DE BSP + APs Sort CPU health. Already sorted for 2nd level BSP selection. Store

BSP/AP flag for respective CPU.

South

0x87DD APs Setup for interrupt wakeup reinitialization of BSPSTORE and SP if

needed. Wait for interrupt wakeup.

South

0x87DC BSP only Switch to virtual address Control register programming SET in PSR

bn(44), it(36), rt(27), dt(17), ic(13) .

Clear task priority register=cr.tpr.

Clear interruption function state register-cr.ifs.

Set legacy BIOS cs.base and ss.base.

Set es,ds,fs,gs=0 with 4G limit Legacy BIOS module (eip).

Give control at xxxx:e05b to IA-32 code.

South

7.2.2.3 SAL-F Module

Table 8. SAL-F POST Codes

Code Value BSP,

APs,

Both

Meaning Display

0x87BF BSP First check point. Check point in v6b00_83_ip2x. Update EBDA entry inside

SST Create EFI memory descriptor Update SST checksum.

South

0x87BE BSP Check point near v6b00_83_5 Search FIT for ACPI module

(SAL_C_module_17) and get size, align, scratch buff size.

South

0x07BE BSP Hang if ERROR. South

0x87BD BSP Load image by module type (sal_c_module_17). Use PELoader. South

0x07BD BSP Hang if not found. Get entry point, and GP value. South

0x87BC BSP Load image by module type (sal_c_module_17). Flush cache. South

0x07BC BSP Hang on ERROR.

Build MP & ACPI table.

South

0x87BB BSP Initialize memory manager(0x0) by call to SAL_C. South

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