diff options
Diffstat (limited to 'src/arch/x86/init/ldscript_failover.lb')
| -rw-r--r-- | src/arch/x86/init/ldscript_failover.lb | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/arch/x86/init/ldscript_failover.lb b/src/arch/x86/init/ldscript_failover.lb index 61c3d2a35b..d6940eece7 100644 --- a/src/arch/x86/init/ldscript_failover.lb +++ b/src/arch/x86/init/ldscript_failover.lb @@ -30,10 +30,11 @@ TARGET(binary) SECTIONS { /* Symbol ap_sipi_vector must be aligned to 4kB to start AP CPUs - * with Startup IPI message without RAM. + * with Startup IPI message without RAM. Align .rom to next 4 byte + * boundary anyway, so no pad byte appears between _rom and _start. */ .bogus ROMLOC_MIN : { - . = ALIGN(4096); + . = CONFIG_SIPI_VECTOR_IN_ROM ? ALIGN(4096) : ALIGN(4); ROMLOC = .; } >rom = 0xff @@ -52,11 +53,14 @@ SECTIONS * may cause the total size of a section to change when the start * address gets applied. */ - ROMLOC_MIN = 0xffffff00 - (_erom - _rom + 16) - 4096; + ROMLOC_MIN = 0xffffff00 - (_erom - _rom + 16) - + (CONFIG_SIPI_VECTOR_IN_ROM ? 4096 : 0); /* Post-check proper SIPI vector. */ - _bogus = ASSERT(((ap_sipi_vector & 0x0fff) == 0x0), "Bad SIPI vector alignment"); - _bogus = ASSERT((ap_sipi_vector == CONFIG_AP_SIPI_VECTOR), "Address mismatch on AP_SIPI_VECTOR"); + _bogus = ASSERT(!CONFIG_SIPI_VECTOR_IN_ROM || ((ap_sipi_vector & 0x0fff) == 0x0), + "Bad SIPI vector alignment"); + _bogus = ASSERT(!CONFIG_SIPI_VECTOR_IN_ROM || (ap_sipi_vector == CONFIG_AP_SIPI_VECTOR), + "Address mismatch on AP_SIPI_VECTOR"); /DISCARD/ : { *(.comment) |