mbox series

[RFC,0/2] Improve pmp support

Message ID 8822e93d5747663d1928c4240e480796a45a36e7.camel@126.com
Headers show
Series Improve pmp support | expand

Message

Xiang W Oct. 16, 2024, 6:04 p.m. UTC 
Sv32 supports 2^34 physical memory under RV32. Previously, pmp only supported
 2^Xlen physical memory, and the physical memory was limited to 4G under rv32.
 This patch hopes to remove this limitation.

Xiang W (2):
  lib: sbi: Improve pmp_get/pmp_set
  lib: sbi: Using word addresses in memregion

 include/sbi/sbi_domain.h                 | 45 ++++++++-----
 lib/sbi/riscv_asm.c                      | 42 ++++++------
 lib/sbi/sbi_dbtr.c                       | 15 +----
 lib/sbi/sbi_domain.c                     | 85 ++++++++++++++----------
 lib/sbi/sbi_ecall_dbcn.c                 | 18 +----
 lib/sbi/sbi_hart.c                       |  8 +--
 lib/sbi/sbi_hsm.c                        |  4 +-
 lib/sbi/sbi_sse.c                        | 22 ++----
 lib/sbi/sbi_system.c                     |  2 +-
 lib/utils/fdt/fdt_domain.c               |  4 +-
 lib/utils/fdt/fdt_fixup.c                |  2 +-
 lib/utils/ipi/aclint_mswi.c              |  3 +-
 lib/utils/ipi/andes_plicsw.c             |  4 +-
 lib/utils/irqchip/aplic.c                |  2 +-
 lib/utils/irqchip/imsic.c                |  4 +-
 lib/utils/irqchip/plic.c                 |  5 +-
 lib/utils/regmap/fdt_regmap_syscon.c     |  2 +-
 lib/utils/serial/cadence-uart.c          |  3 +-
 lib/utils/serial/fdt_serial_htif.c       |  3 +-
 lib/utils/serial/uart8250.c              |  3 +-
 lib/utils/timer/aclint_mtimer.c          | 50 ++++++++------
 lib/utils/timer/andes_plmt.c             |  5 +-
 platform/generic/renesas/rzfive/rzfive.c |  5 +-
 platform/generic/sophgo/sg2042.c         |  6 +-
 24 files changed, 173 insertions(+), 169 deletions(-)