From: Anup Patel Date: Wed, 4 Jan 2023 20:19:59 +0530 Subject: [PATCH v4 0/7] OpenSBI debug console support Message-ID: <20230104145006.947830-1-apatel@ventanamicro.com> List-Id: To: opensbi@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit The latest proposal of SBI debug console extension can be found at: https://lists.riscv.org/g/tech-prs/message/74 This series implements SBI debug console support in OpenSBI as-per above draft proposal. To test these patches corresponding Linux patches can be found in riscv_sbi_dbcn_v1 branch at: https://github.com/avpatel/linux.git These patches can also be found in riscv_sbi_dbcn_v4 branch at: https://github.com/avpatel/opensbi.git Changes since v3: - Rebased on OpenSBI v1.2 release - Updated Reviewed-by tags - Added new PATCH3 for sbi_ngets() function - Updated SBI debug console implementation in PATCH5 as-per latest proposal having both console write() and read() functions. Changes since v2: - Reworked sbi_domain_check_addr_range() in PATCH3 to make it work for overlapping regions. Changes since v1: - New PATCH3 to implement sbi_domain_check_addr_range() function - Added checks in PATCH4 for location and size of string to print - New PATCH5 to add console_puts() callback in the console device - New PATCH6 to implement console_puts() for semihosting Anup Patel (7): include: Add defines for SBI debug console extension lib: sbi: Add sbi_nputs() function lib: sbi: Add sbi_ngets() function lib: sbi: Add sbi_domain_check_addr_range() function lib: sbi: Implement SBI debug console extension lib: sbi: Add console_puts() callback in the console device lib: utils/serial: Implement console_puts() for semihosting include/sbi/sbi_console.h | 7 ++++ include/sbi/sbi_domain.h | 15 +++++++ include/sbi/sbi_ecall_interface.h | 5 +++ lib/sbi/Kconfig | 4 ++ lib/sbi/objects.mk | 3 ++ lib/sbi/sbi_console.c | 40 ++++++++++++++++-- lib/sbi/sbi_domain.c | 69 +++++++++++++++++++++++++++++++ lib/sbi/sbi_ecall_dbcn.c | 69 +++++++++++++++++++++++++++++++ lib/utils/serial/semihosting.c | 33 +++++++++++++++ 9 files changed, 242 insertions(+), 3 deletions(-) create mode 100644 lib/sbi/sbi_ecall_dbcn.c -- 2.34.1