target-ppc: workaround OpenBIOS limitation
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6133 c046a42c-6fe2-441c-8c8c-71466251a162
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@ -43,6 +43,8 @@ struct MacIONVRAMState {
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uint8_t *data;
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};
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#define DEF_SYSTEM_SIZE 0xc10
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/* Direct access to NVRAM */
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uint32_t macio_nvram_read (void *opaque, uint32_t addr)
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{
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@ -151,6 +153,10 @@ void pmac_format_nvram_partition (MacIONVRAMState *nvr, int len)
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nvr->data[end++] = '\0';
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end = start + ((end - start + 15) & ~15);
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/* XXX: OpenBIOS is not able to grow up a partition. Leave some space for
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new variables. */
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if (end < DEF_SYSTEM_SIZE)
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end = DEF_SYSTEM_SIZE;
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OpenBIOS_finish_partition(part_header, end - start);
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// free partition
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