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Diffstat (limited to 'sis.info')
| -rw-r--r-- | sis.info | 78 |
1 files changed, 51 insertions, 27 deletions
@@ -1,6 +1,6 @@ This is sis.info, produced by makeinfo version 6.5 from sis.texi. -This manual is for SIS (version 2.25, 1 December 2020). +This manual is for SIS (version 2.26, 15 December 2020). Copyright (C) 2020 Free Software Foundation, Inc. @@ -21,7 +21,7 @@ File: sis.info, Node: Top, Next: Introduction, Up: (dir) SIS *** -This manual is for SIS (version 2.25, 1 December 2020). +This manual is for SIS (version 2.26, 15 December 2020). * Menu: @@ -48,7 +48,7 @@ consist of three main parts: an event-based simulator core, a cpu (SPARC/RISCV) emulation module and system-specific memory and peripheral modules. - SIS can emulate four specific systems: + SIS can emulate six specific systems: 'ERC32' ERC32 SPARC V7 processor @@ -59,10 +59,16 @@ modules. 'LEON3' LEON3 SPARC V8 processor -'RISC-V' - RISC-V (RV32IMACFD) processor +'GR740' + LEON4 SPARC V8 processor + +'GRISCV' + RISC-V (RV32IMACFD) processor with GRLIB peripherals - The LEON3 and RISC-V emulation also supports SMP with up to four +'RV32' + RISC-V (RV32IMACFD) processor with CLINT and ns16550 UART + + The LEON3/4 and RISC-V emulation supports SMP with up to four processor cores. @@ -103,6 +109,12 @@ The simulator is started as follows: Start a gdb server, listening on port 1234. An alternative port can be specified with -PORT NN. +'-gr740' + Emulate a (limited) GR740 SOC device + +'-griscv' + Emulate a GRISCV (RISCV/GRLIB) SOC device + '-leon2' Emulate the SPARC V8 LEON2 processor @@ -129,8 +141,8 @@ The simulator is started as follows: the simulator time to the wall (host) time. Useful for interactive programs. Enabled by default when networking is used. -'-riscv' - Emulate a RISC-V RV32IMACFD processor +'-rv32' + Emulate a RISC-V RV32IMACFD processor with CLINT module. '-tlim DELAY' Used together with -R to limit the amount of simulated time that @@ -606,7 +618,7 @@ The following memory areas are valid for LEON3: Address Type ------------------------------------------------------------------ 0x00000000 - 0x01000000 ROM (16 Mbyte) -0x40000000 - 0x41000000 RAM (16 Mbyte) +0x40000000 - 0x41000000 RAM (64 Mbyte) 0x80000000 - 0x81000000 APB bus 0xFFFFF000 - 0xFFFFFFFF AHB plug&play @@ -651,7 +663,7 @@ The following memory areas are valid for GR740: Address Type ------------------------------------------------------------------ 0x00000000 - 0x04000000 RAM (64 Mbyte) -0xC0000000 - 0xC1000000 RAM (16 Mbyte) +0xC0000000 - 0xC1000000 ROM (16 Mbyte) 0xFF900000 - 0xFFA00000 APB bus 0xFFFFF000 - 0xFFFFFFFF AHB plug&play @@ -661,10 +673,23 @@ Address Type ==================== In RISC-V mode, SIS emulates a RV32IMACFD processor as defined in the -RISC-V specification 1.9. The RISC-V procssor is attached to an -identical GRLIB sub-system as when LEON3 is emulated. +RISC-V specification 1.9. Two different SOCs can be emulated, GRISCV +and a CLINT base system. + + The GRISCV SOC uses the same peripherals and memory maps as a SPARC +LEON3 processor. A CLINT based system uses a CLINT core for timers and +UARTs with the following address map: + +Address Type +------------------------------------------------------------------ +0x02000000 - 0x02100000 CLINT +0x0C000000 - 0x0C200000 PLIC +0x10000000 - 0x10000100 NS16550 UART +0x20000000 - 0x21000000 ROM (16 Mbyte) +0x80000000 - 0x84000000 RAM (64 Mbyte) - To start sis in RISC-V mode, use the -riscv switch. + The DTB (device-tree table) is located at the end of ROM +(0x20FF0000). 4.5.1 Power-down mode --------------------- @@ -683,8 +708,7 @@ the C-extension can not be used when code coverage is measured. ------------------------- The standard RISC-V 64-bit timer is provided and can be read through the -time and timeh CSR. The timer does not generare any interrupt and the -timecmp register is not implemented. +time and timeh CSR. File: sis.info, Node: Multi-processing, Next: Networking, Prev: Emulated Systems, Up: Top @@ -1395,17 +1419,17 @@ Index Tag Table: -Node: Top700 -Node: Introduction1053 -Node: Invoking sis1677 -Node: Commands4109 -Node: Emulated Systems8213 -Node: Multi-processing22329 -Node: Networking22817 -Node: Interfacing to GDB29127 -Node: Code coverage29531 -Node: Building SIS30536 -Node: GNU Free Documentation License31186 -Node: Index56330 +Node: Top701 +Node: Introduction1055 +Node: Invoking sis1808 +Node: Commands4368 +Node: Emulated Systems8472 +Node: Multi-processing23069 +Node: Networking23557 +Node: Interfacing to GDB29867 +Node: Code coverage30271 +Node: Building SIS31276 +Node: GNU Free Documentation License31926 +Node: Index57070 End Tag Table |