Add high table support to via vt8454c.
Signed-off-by: Patrick Georgi <patrick.georgi@coresystems.de> Acked-by: Myles Watson <mylesgw@gmail.com> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4222 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
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@@ -87,6 +87,12 @@ static u32 find_pci_tolm(struct bus *bus)
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return tolm;
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}
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#if HAVE_HIGH_TABLES==1
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/* maximum size of high tables in KB */
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#define HIGH_TABLES_SIZE 64
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extern uint64_t high_tables_base, high_tables_size;
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#endif
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static void pci_domain_set_resources(device_t dev)
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{
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device_t mc_dev;
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@@ -117,6 +123,12 @@ static void pci_domain_set_resources(device_t dev)
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else
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tomk = (((rambits << 6) - (4 << reg) - 1) * 1024);
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#if HAVE_HIGH_TABLES == 1
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high_tables_base = (tomk - HIGH_TABLES_SIZE) * 1024;
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high_tables_size = HIGH_TABLES_SIZE* 1024;
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printk_debug("tom: %lx, high_tables_base: %llx, high_tables_size: %llx\n", tomk*1024, high_tables_base, high_tables_size);
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#endif
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/* Compute the top of Low memory */
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tolmk = pci_tolm >> 10;
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if (tolmk >= tomk) {
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