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target-arm queue:

Browse source 
* raspi: Implement Broadcom Serial Controller (BSC) for BCM2835 boards
  * hw/char/pl011: Add support for loopback
  * STM32L4x5: Implement RCC clock control device
  * target/arm: Do memory type alignment checks
  * atomic.h: Reword confusing comment for qatomic_cmpxchg
  * qemu-options.hx: Don't claim "-serial" has limit of 4 serial ports
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Merge tag 'pull-target-arm-20240305' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * raspi: Implement Broadcom Serial Controller (BSC) for BCM2835 boards
 * hw/char/pl011: Add support for loopback
 * STM32L4x5: Implement RCC clock control device
 * target/arm: Do memory type alignment checks
 * atomic.h: Reword confusing comment for qatomic_cmpxchg
 * qemu-options.hx: Don't claim "-serial" has limit of 4 serial ports

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# gpg: Signature made Tue 05 Mar 2024 13:52:08 GMT
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# gpg:                 aka "Peter Maydell <peter@archaic.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* tag 'pull-target-arm-20240305' of https://git.linaro.org/people/pmaydell/qemu-arm:
  qemu-options.hx: Don't claim "-serial" has limit of 4 serial ports
  atomic.h: Reword confusing comment for qatomic_cmpxchg
  target/arm: Do memory type alignment check when translation enabled
  target/arm: Do memory type alignment check when translation disabled
  accel/tcg: Add TLB_CHECK_ALIGNED
  accel/tcg: Add tlb_fill_flags to CPUTLBEntryFull
  exec/memattrs: Remove target_tlb_bit*
  target/arm: Support 32-byte alignment in pow2_align
  tests/qtest/stm32l4x5_rcc-test.c: Add tests for the STM32L4x5_RCC
  hw/arm/stm32l4x5_soc.c: Use the RCC Sysclk
  hw/misc/stm32l4x5_rcc: Add write protections to CR register
  hw/misc/stm32l4x5_rcc: Handle Register Updates
  hw/misc/stm32l4x5_rcc: Initialize PLLs and clock multiplexers
  hw/misc/stm32l4x5_rcc: Add an internal PLL Clock object
  hw/misc/stm32l4x5_rcc: Add an internal clock multiplexer object
  hw/misc/stm32l4x5_rcc: Implement STM32L4x5_RCC skeleton
  hw/char/pl011: Add support for loopback
  tests/qtest: Add testcase for BCM2835 BSC
  hw/arm: Connect BSC to BCM2835 board as I2C0, I2C1 and I2C2
  hw/i2c: Implement Broadcom Serial Controller (BSC)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2024-03-05 13:54:54 +00:00
commit db596ae190
33 changed files with 3718 additions and 84 deletions
Download patch file Download diff file Expand all files Collapse all files

4
include/exec/cpu-all.h
View file

@ -357,8 +357,10 @@ static inline int cpu_mmu_index(CPUState *cs, bool ifetch)
#define TLB_BSWAP (1 << 0)
/* Set if TLB entry contains a watchpoint. */
#define TLB_WATCHPOINT (1 << 1)
/* Set if TLB entry requires aligned accesses. */
#define TLB_CHECK_ALIGNED (1 << 2)
#define TLB_SLOW_FLAGS_MASK (TLB_BSWAP | TLB_WATCHPOINT)
#define TLB_SLOW_FLAGS_MASK (TLB_BSWAP | TLB_WATCHPOINT | TLB_CHECK_ALIGNED)
/* The two sets of flags must not overlap. */
QEMU_BUILD_BUG_ON(TLB_FLAGS_MASK & TLB_SLOW_FLAGS_MASK);

12
include/exec/memattrs.h
View file

@ -52,18 +52,6 @@ typedef struct MemTxAttrs {
unsigned int memory:1;
/* Requester ID (for MSI for example) */
unsigned int requester_id:16;
/* Invert endianness for this page */
unsigned int byte_swap:1;
/*
* The following are target-specific page-table bits. These are not
* related to actual memory transactions at all. However, this structure
* is part of the tlb_fill interface, cached in the cputlb structure,
* and has unused bits. These fields will be read by target-specific
* helpers using env->iotlb[mmu_idx][tlb_index()].attrs.target_tlb_bitN.
*/
unsigned int target_tlb_bit0 : 1;
unsigned int target_tlb_bit1 : 1;
unsigned int target_tlb_bit2 : 1;
} MemTxAttrs;
/* Bus masters which don't specify any attributes will get this,