static void update_size(void)
{
char text[32];
carbon_debug("update-size()\n");
snprintf(text, sizeof(text), _("%ld MB"), BYTES2MB(cur_info->install_size));
carbon_SetLabelText(MyRes, OPTION_ESTSIZE_VALUE_LABEL_ID, text);
check_install_button();
}
/*
* agp_target_get_apsize()
*
* Description:
* This function gets the AGP aperture size by reading the AGP aperture
* size register.
* Arguments:
* softstate driver soft state pointer
*
* Return:
* size The AGP aperture size in megabytes
* 0 an unexpected error
*/
static size_t
agp_target_get_apsize(agp_target_softstate_t *softstate)
{
off_t cap;
uint16_t value;
size_t size, regsize;
ASSERT(softstate->tsoft_acaptr);
cap = softstate->tsoft_acaptr;
if ((softstate->tsoft_devid & VENDOR_ID_MASK) == INTEL_VENDOR_ID) {
/* extend this value to 16 bit for later tests */
value = (uint16_t)pci_config_get8(softstate->tsoft_pcihdl,
cap + AGP_CONF_APERSIZE) | AGP_APER_SIZE_MASK;
} else {
value = pci_config_get16(softstate->tsoft_pcihdl,
cap + AGP_CONF_APERSIZE);
}
if (value & AGP_APER_128M_MASK) {
switch (value & AGP_APER_128M_MASK) {
case AGP_APER_4M:
size = 4; /* 4M */
break;
case AGP_APER_8M:
size = 8; /* 8M */
break;
case AGP_APER_16M:
size = 16; /* 16M */
break;
case AGP_APER_32M:
size = 32; /* 32M */
break;
case AGP_APER_64M:
size = 64; /* 64M */
break;
case AGP_APER_128M:
size = 128; /* 128M */
break;
default:
size = 0; /* not true */
}
} else {
switch (value & AGP_APER_4G_MASK) {
case AGP_APER_256M:
size = 256; /* 256 M */
break;
case AGP_APER_512M:
size = 512; /* 512 M */
break;
case AGP_APER_1024M:
size = 1024; /* 1024 M */
break;
case AGP_APER_2048M:
size = 2048; /* 2048 M */
break;
case AGP_APER_4G:
size = 4096; /* 4096 M */
break;
default:
size = 0; /* not true */
}
}
/*
* In some cases, there is no APSIZE register, so the size value
* of 256M could be wrong. Check the value by reading the size of
* the first register which was set in the PCI configuration space.
*/
if (size == 256) {
if (ddi_dev_regsize(softstate->tsoft_dip,
AGP_TARGET_BAR1, (off_t *)®size) == DDI_FAILURE)
return (0);
if (MB2BYTES(size) != regsize) {
TARGETDB_PRINT2((CE_WARN,
"APSIZE 256M doesn't match regsize %lx",
regsize));
TARGETDB_PRINT2((CE_WARN, "Use regsize instead"));
size = BYTES2MB(regsize);
}
}
return (size);
}
