SerialICE March 2013

serialice@serialice.com

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Patch merged into serialice/master: 14d0526 Fix variable MTRR filter
by gerrit＠coreboot.org 11 Mar '13

11 Mar '13

the following patch was just integrated into master: commit 14d052638246f5bc14f96f10d5ec8a07eef9091b Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Wed Mar 6 20:00:11 2013 +0200 Fix variable MTRR filter Separate this from the MSR fallback filter. This filter is not enabled by default and was actually broken because it did not check correctly for the MSR index. Change-Id: I83caabe38070bf45a534585f1243bc2fe9f0c724 Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Reviewed-on: http://review.coreboot.org/2596 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org> Build-Tested: build bot (Jenkins) at Wed Mar 6 21:10:53 2013, giving +1 Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Sat Mar 9 00:41:05 2013, giving +2 See http://review.coreboot.org/2596 for details. -gerrit

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Patch merged into serialice/master: 1716296 Fix flag combinations
by gerrit＠coreboot.org 11 Mar '13

11 Mar '13

the following patch was just integrated into master: commit 171629643a17091ef1710825ba7fe38626c5a892 Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Wed Mar 6 19:53:09 2013 +0200 Fix flag combinations In some rare case writes go to both hardware and qemu, so put those at different columns. Only one of "Undefined, Dropped or Faked" is possible at a time, place them on same column. Change-Id: I9b891e44ca1f044c68c21021599fa3a0f8dbae9e Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Reviewed-on: http://review.coreboot.org/2595 Tested-by: build bot (Jenkins) Reviewed-by: Idwer Vollering <vidwer(a)gmail.com> Reviewed-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org> Build-Tested: build bot (Jenkins) at Wed Mar 6 21:04:52 2013, giving +1 Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Sat Mar 9 00:40:44 2013, giving +2 See http://review.coreboot.org/2595 for details. -gerrit

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Patch merged into serialice/master: f99e586 Fix output from superio filter
by gerrit＠coreboot.org 11 Mar '13

11 Mar '13

the following patch was just integrated into master: commit f99e586ae3e022b1435ec8359e09c875fae5b876 Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Wed Mar 6 07:40:16 2013 +0200 Fix output from superio filter Do not use printf() directly, it could create orphaned lines without processed flags [RH..] or CS:EIP. Change-Id: I7c720792564d64790987814c600bb2e3830a5332 Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Reviewed-on: http://review.coreboot.org/2594 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org> Build-Tested: build bot (Jenkins) at Wed Mar 6 20:58:51 2013, giving +1 Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Sat Mar 9 00:40:25 2013, giving +2 See http://review.coreboot.org/2594 for details. -gerrit

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Patch merged into serialice/master: e7c3c6d Add CPUID and MSR replayer
by gerrit＠coreboot.org 11 Mar '13

11 Mar '13

the following patch was just integrated into master: commit e7c3c6d2c4a0e04a34d252d6737faa9f3d7aa474 Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Wed Mar 6 18:16:53 2013 +0200 Add CPUID and MSR replayer Previously replayer just copied the lines for CPUID and RDMSR/WRMSR from the log of Qemu run. Change-Id: I7230e86e8895f49516f18dbecd45e229c54dadc9 Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Reviewed-on: http://review.coreboot.org/2593 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org> Build-Tested: build bot (Jenkins) at Wed Mar 6 20:52:51 2013, giving +1 Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Sat Mar 9 00:40:08 2013, giving +2 See http://review.coreboot.org/2593 for details. -gerrit

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Patch merged into serialice/master: bea1b12 Do not add RAM filters on default_setup()
by gerrit＠coreboot.org 11 Mar '13

11 Mar '13

the following patch was just integrated into master: commit bea1b121f626311a85dfdd69c649458c1a13f88f Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Mon Mar 4 10:17:37 2013 +0200 Do not add RAM filters on default_setup() To forward JEDEC init cycles to dram memory banks, using the memory fallback -filter, we must not enable RAM filters already at start-up. A mainboard-specific hook shall call enable_ram() only after raminit and possible quick memtest have completed. Change-Id: I9b3c0283fd4dd15b4d12e96e02e70d8ccc77f835 Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Reviewed-on: http://review.coreboot.org/2580 Tested-by: build bot (Jenkins) Reviewed-by: Idwer Vollering <vidwer(a)gmail.com> Reviewed-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org> Build-Tested: build bot (Jenkins) at Wed Mar 6 20:28:58 2013, giving +1 Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Sat Mar 9 00:39:36 2013, giving +2 See http://review.coreboot.org/2580 for details. -gerrit

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Patch merged into serialice/master: a5a5176 Refactor logging functions
by gerrit＠coreboot.org 11 Mar '13

11 Mar '13

the following patch was just integrated into master: commit a5a5176c137e22eee9a08e697db15e1665533afb Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Sun Mar 3 14:07:18 2013 +0200 Refactor logging functions This adds root_info() and resource_info() functions to add informational lines (tagged with I...) in the log. This also fixes index and cs:eip values printed for these lines. Change-Id: Ib83140037ef4e910f2828783fd7505eac74fac2f Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Reviewed-on: http://review.coreboot.org/2579 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org> Build-Tested: build bot (Jenkins) at Wed Mar 6 20:40:54 2013, giving +1 Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Sat Mar 9 00:39:23 2013, giving +2 See http://review.coreboot.org/2579 for details. -gerrit

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Patch set updated for serialice: 75bf1f3 Refactor matching filters to actions
by Kyösti Mälkki 09 Mar '13

09 Mar '13

Kyösti Mälkki (kyosti.malkki(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/2598 -gerrit commit 75bf1f3ccddb3c1dc8331279c32a0791c63e733d Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Wed Mar 6 20:19:27 2013 +0200 Refactor matching filters to actions Each hooks list has some criteria when an action matches a filter. For memory and IO, the action address must be within the range of an enabled filter. For CPUID and MSR, the filter must be enabled, and the filter internally checks the index parameters. Change-Id: I6f035a0a39d1f94dc77e1b1dc16459b071ca871a Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> --- SerialICE/simba/hooks.lua | 58 ++++++++++++++++++++++------------------------- 1 file changed, 27 insertions(+), 31 deletions(-) diff --git a/SerialICE/simba/hooks.lua b/SerialICE/simba/hooks.lua index 4a0d529..c726e8c 100644 --- a/SerialICE/simba/hooks.lua +++ b/SerialICE/simba/hooks.lua @@ -3,8 +3,8 @@ froot = { id = 0, name = "SerialICE" } fresource = { id = 1, name = "Resource" } -function new_hooks(str) - return { list = nil, name = str } +function new_hooks(str, rule) + return { list = nil, name = str, match_filter = rule } end next_filter_id = 2 @@ -21,16 +21,26 @@ function new_parent_action() current_parent_id = action_id() end +function filter_in_range(f, action) + if f.enable and action.addr >= f.base and action.addr < f.base + f.size then + return true + end + return false +end + +function filter_enabled(f, action) + return f.enable +end -io_hooks = new_hooks("IO") -mem_hooks = new_hooks("MEM") +io_hooks = new_hooks("IO", filter_in_range) +mem_hooks = new_hooks("MEM", filter_in_range) -cpumsr_hooks = new_hooks("CPU MSR") -cpuid_hooks = new_hooks("CPUID") +cpumsr_hooks = new_hooks("CPU MSR", filter_enabled) +cpuid_hooks = new_hooks("CPUID", filter_enabled) function enable_hook(list, filter) if not filter then - root_info("Attempted to call enable_hook() with filter==nil\n") + root_info("Attempted to call enable_hook() with filter==nil\n") return end @@ -76,21 +86,14 @@ function walk_pre_hooks(list, action) local l = list.list local f = nil - local no_base_check = true - if list == io_hooks or list == mem_hooks then - no_base_check = false - end - while l and not logged do f = l.hook - if no_base_check or action.addr >= f.base and action.addr < f.base + f.size then - if f.enable and f.pre then - if f.pre(f, action) then - if not f.raw then - action.logged_pre = f - end - logged = true + if list.match_filter(f, action) then + if f.pre and f.pre(f, action) then + if not f.raw then + action.logged_pre = f end + logged = true end end l = l.next @@ -113,21 +116,14 @@ function walk_post_hooks(list, action) local l = list.list local f = nil - local no_base_check = true - if list == io_hooks or list == mem_hooks then - no_base_check = false - end - while l and not logged do f = l.hook - if no_base_check or action.addr >= f.base and action.addr < f.base + f.size then - if f.enable and f.post then - if f.post(f, action) then - if not f.raw then - action.logged_post = f - end - logged = false + if list.match_filter(f, action) then + if f.post and f.post(f, action) then + if not f.raw then + action.logged_post = f end + logged = false end end l = l.next

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Patch merged into serialice/master: e663d08 Drop initial value of filter id
by gerrit＠coreboot.org 08 Mar '13

08 Mar '13

the following patch was just integrated into master: commit e663d0803584e301261c8e1a10bd51768e0816c9 Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Sun Mar 3 19:02:39 2013 +0200 Drop initial value of filter id All filters are assigned id number in enable_hooks(). Change-Id: I3300676caa7ffacf163c41b2df55b18b9676e3b3 Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Reviewed-on: http://review.coreboot.org/2578 Tested-by: build bot (Jenkins) Reviewed-by: Idwer Vollering <vidwer(a)gmail.com> Reviewed-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org> Build-Tested: build bot (Jenkins) at Wed Mar 6 20:46:52 2013, giving +1 Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Fri Mar 8 00:57:55 2013, giving +2 See http://review.coreboot.org/2578 for details. -gerrit

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Patch merged into serialice/master: aed7088 Treat PnP devices as fixed IO
by gerrit＠coreboot.org 08 Mar '13

08 Mar '13

the following patch was just integrated into master: commit aed708888f8cd70b78c2461af1257a447e9d38ce Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Sun Mar 3 19:02:29 2013 +0200 Treat PnP devices as fixed IO Usually these ISA/LPC devices are discussed using fixed I/O addresses so change the log output. In example below, superio 2e:05 IO base registers for keyboard are programmed with 0x60 and 0x64 and that effectively disables the i8042 filter. We explicitly prevent this pair of addresses from being treated as PnP device. 0028.0029 RH.. [0000:0000] IO,i8042: outb 0064 <= d1 0028.002a RH.. [0000:0000] IO,i8042: inb 0064 => 11 0028.002b .H.. [0000:0000] i8042: A20 enabled 0028.002b RH.. [0000:0000] IO,i8042: outb 0060 <= df 0028.002c RH.. [0000:0000] IO,i8042: inb 0064 => 11 ... 0000.0000 I... [0000:0000] Resource: [0033] IO [0060-0060] = PnP 2e:05 0000.0000 I... [0000:0000] Resource: [0034] IO [0064-0064] = PnP 2e:05 ... 0706.0707 .H.. [0000:0000] PnP 2e:05: [0000] <= d1 0706.0708 .H.. [0000:0000] PnP 2e:05: [0000] => ff 0709.070a .H.. [0000:0000] PnP 2e:05: [0000] <= df 070b.070c .H.. [0000:0000] PnP 2e:05: [0000] => ff Change-Id: Ibec34fe656dea9efd22ab4530ef9efb99c9c665d Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Reviewed-on: http://review.coreboot.org/2577 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer(a)coreboot.org> Build-Tested: build bot (Jenkins) at Wed Mar 6 20:34:56 2013, giving +1 Reviewed-By: Stefan Reinauer <stefan.reinauer(a)coreboot.org> at Fri Mar 8 00:57:36 2013, giving +2 See http://review.coreboot.org/2577 for details. -gerrit

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New patch to review for serialice: 5cd6375 Add parameters file
by Kyösti Mälkki 06 Mar '13

06 Mar '13

Kyösti Mälkki (kyosti.malkki(a)gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/2599 -gerrit commit 5cd63752e94ba16c996310ceb07fae7f22ea1752 Author: Kyösti Mälkki <kyosti.malkki(a)gmail.com> Date: Wed Mar 6 20:02:24 2013 +0200 Add parameters file Move parameters that control the verbosity of the replayer script in a separate file. Change-Id: Iccf2b50874849228c51d99fa33dc3e86d9d584cb Signed-off-by: Kyösti Mälkki <kyosti.malkki(a)gmail.com> --- SerialICE/simba/memory.lua | 11 +++++------ SerialICE/simba/serialice.lua | 19 +------------------ SerialICE/simba/user_env.lua | 20 ++++++++++++++++++++ 3 files changed, 26 insertions(+), 24 deletions(-) diff --git a/SerialICE/simba/memory.lua b/SerialICE/simba/memory.lua index b05f09c..fd47cbd 100644 --- a/SerialICE/simba/memory.lua +++ b/SerialICE/simba/memory.lua @@ -53,7 +53,7 @@ function new_car_region(start, size) f.size = size f.pre = car_qemu_only f.post = car_post - f.hide = true + f.hide = hide_car enable_hook(mem_hooks, f) SerialICE_register_physical(start, size) end @@ -101,12 +101,11 @@ function mem_smi_vga(f, action) return true end - filter_ram_low = { name = "MEM", pre = mem_ram_low, post = mem_post, - hide = true, + hide = hide_ram, base = 0x0, size = 0xa0000 } @@ -115,7 +114,7 @@ filter_smi_vga = { name = "SMI_VGA", pre = mem_smi_vga, post = mem_post, - hide = true, + hide = hide_smi_vga, base = 0x000a0000, size = 0x00010000, } @@ -124,7 +123,7 @@ filter_ram_low_2 = { name = "MEM", pre = mem_ram_low, post = mem_post, - hide = true, + hide = hide_ram, base = 0xc0000, size = 0x20000 } @@ -139,7 +138,7 @@ filter_ram_high = { name = "MEM", pre = mem_target_only, post = mem_post, - hide = true, + hide = hide_ram_high, base = 0x100000, size = 0xd0000000 - 0x100000 } diff --git a/SerialICE/simba/serialice.lua b/SerialICE/simba/serialice.lua index 434556f..2a8fae0 100644 --- a/SerialICE/simba/serialice.lua +++ b/SerialICE/simba/serialice.lua @@ -24,24 +24,6 @@ io.write("SerialICE: Starting LUA script\n") - --- Set to "false" to show undecoded access for the specified class -hide_rom_access = true -hide_pci_io_cfg = true -hide_pci_mm_cfg = true -hide_nvram_io = true -hide_i8042_io = false -hide_i8237_io = true -hide_i8254_io = true -hide_i8259_io = true -hide_superio_cfg = true -hide_smbus_io = true -hide_mainboard_io = true - --- Set to "true" to log every memory and IO access -log_everything = true - - -- Use lua table for NVram -- RTC registers 0x0-0xd go to HW cache_nvram = false @@ -57,6 +39,7 @@ rom_base = 0x100000000 - rom_size -- This initialization is executed right after target communication -- has been established +dofile("user_env.lua") dofile("interface.lua") dofile("output.lua") dofile("hooks.lua") diff --git a/SerialICE/simba/user_env.lua b/SerialICE/simba/user_env.lua new file mode 100644 index 0000000..2a631d5 --- /dev/null +++ b/SerialICE/simba/user_env.lua @@ -0,0 +1,20 @@ +-- Set to "true" to show all memory and IO access in output +log_everything = false + +-- Set to "false" to show undecoded access for the specified class +hide_rom_access = true +hide_ram_low = true +hide_ram_high = true +hide_smi_vga = true +hide_car = true +hide_pci_io_cfg = true +hide_pci_mm_cfg = true +hide_nvram_io = true +hide_i8042_io = false +hide_i8237_io = true +hide_i8254_io = true +hide_i8259_io = true +hide_superio_cfg = true +hide_smbus_io = true +hide_mainboard_io = true +

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SerialICE March 2013