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2021-01-27target/microblaze: use MMUAccessType instead of int in mmu_translateJoe Komlodi
Using MMUAccessType makes it more clear what the variable's use is. No functional change. Signed-off-by: Joe Komlodi <komlodi@xilinx.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Message-Id: <1611274735-303873-3-git-send-email-komlodi@xilinx.com> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
2020-11-15microblaze tcg cpus: Fix Lesser GPL version numberChetan Pant
There is no "version 2" of the "Lesser" General Public License. It is either "GPL version 2.0" or "Lesser GPL version 2.1". This patch replaces all occurrences of "Lesser GPL version 2" with "Lesser GPL version 2.1" in comment section. Signed-off-by: Chetan Pant <chetan4windows@gmail.com> Message-Id: <20201023121821.19179-1-chetan4windows@gmail.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
2020-09-07target/microblaze: Move mmu parameters to MicroBlazeCPUConfigRichard Henderson
The final 4 fields in MicroBlazeMMU are configuration constants. Move them into MicroBlazeCPUConfig where they belong. Remove the leading "c_" from the member names, as that presumably implied "config", and that should not be explicit in the location. Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-09-07target/microblaze: Rename mmu structsRichard Henderson
Introduce typedefs and follow CODING_STYLE for naming. Rename struct microblaze_mmu to MicroBlazeMMU. Rename struct microblaze_mmu_lookup to MicroBlazeMMULookup. Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2019-06-12Supply missing header guardsMarkus Armbruster
Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20190604181618.19980-5-armbru@redhat.com>
2018-05-29target-microblaze: Add support for extended access to TLBLOEdgar E. Iglesias
Add support for extended access to TLBLO's upper 32 bits. Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
2018-05-29target-microblaze: mmu: Add a configurable output address maskEdgar E. Iglesias
Add a configurable output address mask, used to mimic the configurable physical address bit width. Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
2018-05-29target-microblaze: mmu: Prepare for 64-bit addressesEdgar E. Iglesias
Prepare for 64-bit addresses. This makes no functional difference as the upper parts of the 64-bit addresses are not yet reachable. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
2018-05-29target-microblaze: mmu: Remove unused register stateEdgar E. Iglesias
Add explicit handling for MMU_R_TLBX and log accesses to invalid MMU registers. We can now remove the state for all regs but PID, ZPR and TLBX (0 - 2). Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
2018-05-29target-microblaze: mmu: Add R_TBLX_MISS macrosEdgar E. Iglesias
Add a R_TBLX_MISS MASK and SHIFT macros. Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
2016-12-20Move target-* CPU file into a target/ folderThomas Huth
We've currently got 18 architectures in QEMU, and thus 18 target-xxx folders in the root folder of the QEMU source tree. More architectures (e.g. RISC-V, AVR) are likely to be included soon, too, so the main folder of the QEMU sources slowly gets quite overcrowded with the target-xxx folders. To disburden the main folder a little bit, let's move the target-xxx folders into a dedicated target/ folder, so that target-xxx/ simply becomes target/xxx/ instead. Acked-by: Laurent Vivier <laurent@vivier.eu> [m68k part] Acked-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> [tricore part] Acked-by: Michael Walle <michael@walle.cc> [lm32 part] Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> [s390x part] Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> [s390x part] Acked-by: Eduardo Habkost <ehabkost@redhat.com> [i386 part] Acked-by: Artyom Tarasenko <atar4qemu@gmail.com> [sparc part] Acked-by: Richard Henderson <rth@twiddle.net> [alpha part] Acked-by: Max Filippov <jcmvbkbc@gmail.com> [xtensa part] Reviewed-by: David Gibson <david@gibson.dropbear.id.au> [ppc part] Acked-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> [cris&microblaze part] Acked-by: Guan Xuetao <gxt@mprc.pku.edu.cn> [unicore32 part] Signed-off-by: Thomas Huth <thuth@redhat.com>