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Initial attachment of the agp(4) to Haswell IGP. There is no handling

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of cacheablility control bits in GTT PTEs yet.

Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
This commit is contained in:
kib 2014-11-11 12:56:30 +00:00
parent 0a6e9e45e5
commit d40f3ad5b6
1 changed files with 58 additions and 0 deletions
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58
sys/dev/agp/agp_i810.c
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@ -503,6 +503,29 @@ static const struct agp_i810_driver agp_i810_sb_driver = {
.chipset_flush = agp_i810_chipset_flush,
};
static const struct agp_i810_driver agp_i810_hsw_driver = {
.chiptype = CHIP_SB,
.gen = 7,
.busdma_addr_mask_sz = 40,
.res_spec = agp_g4x_res_spec,
.check_active = agp_sb_check_active,
.set_desc = agp_i810_set_desc,
.dump_regs = agp_sb_dump_regs,
.get_stolen_size = agp_sb_get_stolen_size,
.get_gtt_mappable_entries = agp_i915_get_gtt_mappable_entries,
.get_gtt_total_entries = agp_sb_get_gtt_total_entries,
.install_gatt = agp_g4x_install_gatt,
.deinstall_gatt = agp_i830_deinstall_gatt,
.write_gtt = agp_sb_write_gtt,
.install_gtt_pte = agp_sb_install_gtt_pte,
.read_gtt_pte = agp_g4x_read_gtt_pte,
.read_gtt_pte_paddr = agp_sb_read_gtt_pte_paddr,
.set_aperture = agp_i915_set_aperture,
.chipset_flush_setup = agp_i810_chipset_flush_setup,
.chipset_flush_teardown = agp_i810_chipset_flush_teardown,
.chipset_flush = agp_i810_chipset_flush,
};
/* For adding new devices, devid is the id of the graphics controller
* (pci:0:2:0, for example). The placeholder (usually at pci:0:2:1) for the
* second head should never be added. The bridge_offset is the offset to
@ -738,6 +761,41 @@ static const struct agp_i810_match {
.name = "IvyBridge server GT2 IG",
.driver = &agp_i810_sb_driver
},
{
.devid = 0x04028086,
.name = "Haswell desktop GT1",
.driver = &agp_i810_hsw_driver
},
{
.devid = 0x04128086,
.name = "Haswell desktop GT2",
.driver = &agp_i810_hsw_driver
},
{
.devid = 0x040a8086,
.name = "Haswell server GT1",
.driver = &agp_i810_hsw_driver
},
{
.devid = 0x041a8086,
.name = "Haswell server GT2",
.driver = &agp_i810_hsw_driver
},
{
.devid = 0x04068086,
.name = "Haswell mobile GT1",
.driver = &agp_i810_hsw_driver
},
{
.devid = 0x04168086,
.name = "Haswell mobile GT2",
.driver = &agp_i810_hsw_driver
},
{
.devid = 0x0c168086,
.name = "Haswell SDV",
.driver = &agp_i810_hsw_driver
},
{
.devid = 0,
}