From b2a575a1c652904600869e774e45bf4c9ed72c55 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc=20Mar=C3=AD?= Date: Mon, 23 May 2016 19:11:33 +0100 Subject: Add optionrom compatible with fw_cfg DMA version MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This optionrom is based on linuxboot.S. Signed-off-by: Marc Marí Signed-off-by: Richard W.M. Jones Message-Id: <1464027093-24073-2-git-send-email-rjones@redhat.com> [Add -fno-toplevel-reorder, support clang without -m16. - Paolo] Signed-off-by: Paolo Bonzini --- include/hw/i386/pc.h | 4 ++++ include/hw/nvram/fw_cfg.h | 1 + 2 files changed, 5 insertions(+) (limited to 'include') diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 21235322fd..e38c95a4da 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -366,6 +366,10 @@ bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t *); #define PC_COMPAT_2_6 \ HW_COMPAT_2_6 \ {\ + .driver = "fw_cfg_io",\ + .property = "dma_enabled",\ + .value = "off",\ + },{\ .driver = TYPE_X86_CPU,\ .property = "cpuid-0xb",\ .value = "off",\ diff --git a/include/hw/nvram/fw_cfg.h b/include/hw/nvram/fw_cfg.h index d00811258d..5c27a1f0d5 100644 --- a/include/hw/nvram/fw_cfg.h +++ b/include/hw/nvram/fw_cfg.h @@ -182,5 +182,6 @@ FWCfgState *fw_cfg_init_mem_wide(hwaddr ctl_addr, hwaddr dma_addr, AddressSpace *dma_as); FWCfgState *fw_cfg_find(void); +bool fw_cfg_dma_enabled(void *opaque); #endif -- cgit v1.2.3