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Author SHA1 Message Date
Stefan Lankes
1b5676e4cb Merge pull request #29 from spickartz/up/devel 2016-08-02 10:31:51 +02:00
Simon Pickartz
6fcdead1b9 improve README 2016-08-02 10:22:14 +02:00
Stefan Lankes
6d8d6ee2ad Add description to the standalone version of HermitCore 
In the source code, we use the notation "single kernel" for the standalone version because the multi-kernel approach is default case.
 2016-08-02 07:48:42 +02:00
Stefan Lankes
7002a854cb add code description 2016-08-02 07:09:49 +02:00
Stefan Lankes
eb1fc29cdd remove obsolete code 2016-08-02 00:28:46 +02:00
Stefan Lankes
2861c88622 add boot.h to the list of ignored files 2016-08-02 00:09:57 +02:00
Stefan Lankes
b85b714813 add SMP support for the single-kernel version of HermitCore 2016-08-02 00:08:02 +02:00
Stefan Lankes
d8c891a32c remove typo, some code cleanups 2016-08-02 00:06:12 +02:00
Stefan Lankes
6aa60f882b add UART support 
if CONFIG_VGA isn't defined, HermitCore use the UART device to dump
kernel messges.
 2016-08-01 00:20:54 +02:00
Stefan Lankes
c10ab74d67 add prototype of basic ethernet support 
- add devices driver for Intel's E1000 and Realtek's 8139
- currently, work in progress and not initialized at boot time
 2016-07-27 22:35:01 +02:00
Stefan Lankes
f00773ce8b reactivate IOAPIC support for the single-kernel version of HermitCore 2016-07-27 22:33:31 +02:00
Stefan Lankes
97c2b21254 reactivate PCI support for the single-kernel version of HermitCore 2016-07-27 22:32:16 +02:00
Stefan Lankes
e8a61a299b add the possibility to page aligned memory regions 
=> usefull for device drivers (DMA transfers)
 2016-07-27 22:30:00 +02:00
Stefan Lankes
7b1dd26d42 remove redefinition of VIDEO_MEM_ADDR 2016-07-25 19:48:11 +02:00
Stefan Lankes
48ea69d86f enable DHCP support 2016-07-25 19:47:08 +02:00
Stefan Lankes
f8b2636b59 determine upper limit of the usable memory 2016-07-25 19:45:02 +02:00
Stefan Lankes
f75dbe82b3 add single kernel support 
HermitCore apps are directly bootable with the new loader
 2016-07-25 08:04:02 +02:00
Stefan Lankes
85d6ccd8eb add vga module to the libOS 2016-07-25 07:59:26 +02:00
Stefan Lankes
3d799af899 add VGA support 2016-07-25 07:57:33 +02:00
Stefan Lankes
7ab3648814 map physical memory address of the graphic adapter 2016-07-25 07:55:38 +02:00
Stefan Lankes
449824349b if libc_sd is invalid, the system call open returns an error number 2016-07-25 07:50:34 +02:00
Stefan Lankes
52ad45072f move image boundary to 2MB 
=> which is a requirement of HermitCore's memory management
 2016-07-25 07:47:51 +02:00
Stefan Lankes
1d23b3b8dc remove obsolete line 2016-07-25 07:46:55 +02:00
Stefan Lankes
fabfd1067e set max page size to 0x1000, which reduces the image size 2016-07-25 07:45:34 +02:00
Stefan Lankes
6c339c64d6 trampoline code doesn't longer enable SMEP 
because old CPUs don't support this feature
 2016-07-19 23:36:01 +02:00
Stefan Lankes
534170354e Merge branch 'devel' of github.com:RWTH-OS/HermitCore into devel 2016-07-19 23:23:29 +02:00
Stefan Lankes
724a2cd70d some code cleanups, the current version is just proof of concept 2016-07-19 23:19:14 +02:00
Stefan Lankes
66195c7795 add basic bootloader to support a non multi-kernel mode 
=> HermitCore will support a classical unikernel mode
 2016-07-18 23:06:40 +02:00
Stefan Lankes
6228598646 Merge branch 'devel' of github.com:RWTH-OS/HermitCore into devel 2016-07-05 12:36:39 +02:00
Stefan Lankes
bcaccc2e69 add checks to be sure that HermitCore receives the whole IP message 2016-07-05 12:35:36 +02:00
Stefan Lankes
b71faae53c align memory to 8 byte, add patch for bug #39683 
- Bug description: https://savannah.nongnu.org/bugs/index.php?39683
- Patch: http://git.savannah.gnu.org/cgit/lwip.git/commit/?id=8c1f834a4a9c21f454ee0c034d14df93c4bb4909
 2016-07-05 12:34:59 +02:00
Stefan Lankes
25b360e589 remove some obsolete memory barries 2016-07-05 12:33:59 +02:00
Stefan Lankes
e32af9c2d6 Merge pull request #27 from daniel-k/pr/minor_fixes 
Remove some compiler warnings
 2016-07-01 23:09:57 +02:00
daniel-k
cd30d0969b kernel/tasks: add missing include <asm/processor.h> for get_tls() 2016-07-01 20:33:26 +02:00
daniel-k
3d752ed737 kernel/main: get rid of unused variable warning 2016-07-01 20:33:26 +02:00
daniel-k
53331b3daa hermit/tasks.h: typo 2016-07-01 20:33:26 +02:00
daniel-k
b3f156b7a5 hermit/stddef.h: remove excess ';' 2016-07-01 20:33:26 +02:00
Stefan Lankes
11c32c5676 move functions to serialize load and store operations to the headers 
HermitCore supports only 64bit processors
=> all processors support sfence & co
=> no descision at runtime required
 2016-07-01 19:45:27 +02:00
Stefan Lankes
bb1b451f13 remove obsolete staff to debug the driver 2016-06-30 22:49:34 +02:00
Stefan Lankes
ffc38104c9 add memory barriers, use __builtin_memcpy to improve the performance 2016-06-30 22:38:24 +02:00
Stefan Lankes
a3ed137f07 trampoline code doesn't longer enable SMEP 
because old CPUs don't support this feature
 2016-06-28 20:52:36 +02:00
Stefan Lankes
7d471b4691 use per default rdtsc instead of rdtscp 
because old CPUs don't support the instruction rdtscp
 2016-06-28 20:46:33 +02:00
Stefan Lankes
05da1694a1 add store barrier to avoid consistency problems 2016-06-28 13:50:05 +02:00
Stefan Lankes
5bdc732cd8 add support of old architectures, which doesn't support AVX 2016-06-27 19:13:40 +02:00
Stefan Lankes
f1ba1aa30f Merge branch 'devel' of github.com:RWTH-OS/HermitCore into devel 2016-06-27 12:29:27 +02:00
Stefan Lankes
f3cbd83fd3 recommend to disable Linux NO_HZ feature 2016-06-27 12:28:38 +02:00
Stefan Lankes
3675ab6ec6 switch to Linux 4.5.6 2016-06-27 12:19:12 +02:00
Stefan Lankes
5782edd4eb set MAX_APIC_CORES to MAX_CORES 
- a separation of both values isn't meaningful
 2016-06-25 14:45:24 +02:00
Stefan Lankes
995d88d7e4 remove obsolete macro LIBOS 2016-06-25 14:36:55 +02:00
Stefan Lankes
bb1e2d7d5f Merge pull request #26 from daniel-k/devel 
kernel/clone_task: also destroy interrupt stack on failure
 2016-06-24 21:52:26 +02:00